CN101668999B - Systems and methods for flexible reversal of condenser fans in vending machines, appliances, and other store or dispense equipment - Google Patents
Systems and methods for flexible reversal of condenser fans in vending machines, appliances, and other store or dispense equipment Download PDFInfo
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- CN101668999B CN101668999B CN2008800105129A CN200880010512A CN101668999B CN 101668999 B CN101668999 B CN 101668999B CN 2008800105129 A CN2008800105129 A CN 2008800105129A CN 200880010512 A CN200880010512 A CN 200880010512A CN 101668999 B CN101668999 B CN 101668999B
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- relay
- condenser fan
- compressor
- microcontroller
- programmable timer
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/027—Condenser control arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/11—Fan speed control
- F25B2600/111—Fan speed control of condenser fans
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2323/00—General constructional features not provided for in other groups of this subclass
- F25D2323/002—Details for cooling refrigerating machinery
- F25D2323/0028—Details for cooling refrigerating machinery characterised by the fans
- F25D2323/00283—Details for cooling refrigerating machinery characterised by the fans the fans allowing rotation in reverse direction
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
Systems and methods are provided for operating a condenser fan. The systems and methods may include a compressor and a condenser fan, where the condenser fan is operable in a forward mode and a reverse mode. The systems and methods may further include a programmable timer/microcontroller in communication with the compressor and the condenser fan, where the programmable timer/microcontroller operates the condenser fan between the forward mode and the reverse mode independently of a running cycle of the compressor.
Description
Background of invention
I. technical field
Present invention relates in general to condenser fan, relate in particular to the counter-rotating operational mode of the automatic vending machine, utensil (appliance), refrigerating box, dispenser (dispenser) and other electric equipment condenser fans that are used for storage or dispensing (dispensing) food and/or beverage.
II. background technology
Various automatic vending machines, utensil and other storages or dispense equipment can have a refrigeration system that beverage or other products are kept or be in the dispensing temperature different with environment temperature.Refrigeration system generally includes the condenser of compressed refrigerant and the evaporimeter of vaporized refrigerant, and this is well-known to the general technical staff of the technical field of the invention.Condenser can be made by the metal tube of band condenser fin, and this fin increases the surface area that contacts with air so that improve the refrigerating efficiency of condenser.Also have, can install condenser fan so that a large amount of air flows through this condenser.
But,, order about and flow through in the air draught of condenser fin and contain Soft flocks, dust and dirt by condenser fan because often the refrigeration system in automatic vending machine, utensil and other storages or the dispense equipment is installed near the ground.After after a while, Soft flocks, dust and dirt can be accumulated on the condenser fin, particularly in fin distributes very close condenser, thereby cause the air-flow that flows through condenser to diminish.The little airflow that flows through condenser fin has reduced the efficient of energy and the performance of whole refrigeration system, and can cause premature failure in the refrigeration system component.Therefore, in the sector, need to be used for the condenser fan system and method that reverses neatly, so that remove Soft flocks, dust and the dirt that is accumulated on the condenser.
Summary of the invention
According to one embodiment of the invention, a kind of system of operating condenser fan is arranged.This system comprises a compressor and a condenser fan, wherein just revolving die formula and reversing mode operation of this condenser fan.This system also comprises the programmable timer/microcontroller of communicating by letter with condenser fan with compressor, and wherein this programmable timer/microcontroller cycle of operation operation condenser fan of being independent of compressor is moving between positive revolving die formula and reversing mode.
According to another embodiment of the invention, a kind of method of operating condenser fan is arranged.This method comprises installing one compressor, installs a condenser fan, wherein just revolving die formula and reversing mode operation of condenser fan, and the cycle of operation operation condenser fan that is independent of compressor is just moving between revolving die formula and the reversing mode.
According to another embodiment of the present invention, a kind of system of operating condenser fan is arranged.This system comprises a compressor and a condenser fan, wherein just revolving die formula and reversing mode operation of this condenser fan.This system also comprises the apparatus that the cycle of operation operation condenser fan that is used to be independent of compressor is moving between positive revolving die formula and reversing mode.
Description of drawings
Therefore the present invention that used general term description, accompanying drawing (it is not necessarily drawn in proportion) and being described as follows:
Figure 1A and 1B explanation are according to the example components of the automatic vending machine of one embodiment of this invention.
The exemplary circuit connection of Fig. 2～4 explanation programmable timer/microcontrollers, it can reversing mode operate condenser fan according to embodiment of the present invention.
The specific embodiment
With reference now to accompanying drawing, each embodiment of the present invention is described below more fully, wherein have of the present invention some but be not whole embodiments.Really, can implement these inventions with many different modes, thereby should not be construed to and only limit to each embodiment that this paper proposes; But, provide these embodiments to make this prospectus satisfy the applicable law requirement.Identical digitized representation components identical among all figure.
As following will describing in further detail, each embodiment of the present invention can be provided in the system and method that makes the condenser fan counter-rotating in automatic vending machine, utensil, refrigerating box, dispenser and other similar storages or the dispense equipment.Really, each embodiment of the present invention can provide flexibility to make condenser fan in suitable counter-rotating on opportunity, might be the cycle that is independent of compressor.According to one embodiment of the invention, this condenser fan selectively only reverses in the portion of time of compressor operating, might be according to predetermined time-delay.According to another embodiment of the invention, condenser fan can reverse in a period of time of turning off in storage or dispense equipment indicator lamp.According to another embodiment of the present invention, can reverse a period of time according to the certain trigger events condenser fan that takes place.For example, condenser fan can reach analogue and move with reversing mode before or after each compressor cycle, before or after a compressor cycle.Systematic review
According to one embodiment of the invention, Figure 1A illustrates the systematic review of exemplary automatic vending machine 100 each assembly.Automatic vending machine 100 can be the various storages that comprise in each embodiment of the present invention or the explanation of dispense equipment.
The automatic vending machine 100 of Figure 1A can comprise controller of automatic vending machine (VMC) 102, and wherein controller of automatic vending machine 102 comprises the VMC processor 104 of communicating by letter with memory 108 with communication module 106.Communication module 106 can comprise one or more modules, uses wired and/or wireless technology provides inside and/or PERCOM peripheral communication.According to an exemplary, communication module 106 can provide DEX/UCS to connect or other buses connect, and comprises multi-point bus (MDB) connection, the connection of parallel bus, USB (USB) connection etc.According to another exemplary, communication module 106 also can support according to the variety of protocol and the various public's (as internet) and private network service, comprise bluetooth, WiFi, WiMAX, TCP/IP and any kind or speed (as dialing, DSL (directly fast connected link), cable modem, fiber carrier, etc.) commercial carrier network.
With reference now to automatic vending machine 100, memory 108, memory 108 can be stored the executable various instructions of computer, when by VMC processor 104 execution commands, it finishes one or more step described herein or function, and comprising as what describe below provides instruction to programmable timer/microcontroller 116.Memory 108 also can be one or more component stores historical datas, timetable or configuration data (configuration data) and/or the energy management data of automatic vending machine 100.These automatic vending machine 100 assemblies can comprise indicator lamp output 110, compressor 112 and condenser fan 114.Also have, other automatic vending machine 110 assemblies can comprise condenser, evaporimeter, evaporator fan, client's sensor, the sensor of selling goods, payment sensor, energy management agency (energy management agent), event scheduler etc.Be appreciated that in above-mentioned automatic vending machine 100 assemblies and have the various variations that do not depart from each embodiment of the present invention.
Although memory 108 may illustrate as standalone module in Figure 1A, memory 108 also can be as a whole with VMC processor 104 and/or 116 one-tenth of programmable timer/microcontrollers, and can not depart from each embodiment of the present invention.Really, according to another embodiment of the invention, memory 108 or its part can be in the outsides of controller of automatic vending machine 102, programmable timer/microcontroller 116 or entire machine 100, and can comprise the driver of database, network internal storage, fast storage, dismountable hardware driver or other dismountable memory mediums and other external memory devices.
Still with reference to Figure 1A, controller of automatic vending machine 102 can be controlled the operation of indicator lamp output 110, compressor 112 and/or condenser fan 114, also can be directly or by providing instruction to the programmable timer/microcontroller 116 according to the instruction operation.According to one embodiment of the invention, controller of automatic vending machine 102 can be from 108 retrieval times of memory table or configuration data, then as per the schedule or the configuration data instruction is sent to programmable timer/microcontroller 116.Timetable or configuration data can be instructed programmable timer/microcontroller 116 to set for its assembly relay or other switches or be reset time-delay, and described relay or other switches are directly controlled one or more assemblies of automatic vending machine 100.That this timetable or configuration data can be carried out by controller of automatic vending machine 102, maybe may be the learning algorithm decision of programming in advance by back office.This timetable or configuration data also can be by the businessman relevant with automatic vending machine 100, route keeper or bottling person's decision or programmings in advance.
If the operational procedure of indicator lamp output 110, compressor 112, condenser fan 114 or other automatic vending machines 100 assemblies changes, so controller of automatic vending machine 102 also can with upgrade or new instruction send programmable timer/microcontroller 116 to.Although not explanation in Figure 1A, controller of automatic vending machine 102 and/or programmable timer/microcontroller 116 also can be operated other assemblies of automatic vending machine 100, comprise evaporimeter, evaporator fan and condenser.
Many variations that other do not depart from embodiment of the present invention of Figure 1A also are possible.For example, according to another embodiment of the invention, Figure 1B illustrates the modification of Figure 1A, wherein VMC processor 104 and programmable timer/microcontroller 116 boths can export 110 with indicator lamp, compressor 112 and condenser fan 114 direct communications.In addition, VMC processor 104 can be communicated by letter with programmable timer/microcontroller 116 by communication module 106.But according to another embodiment of the invention, VMC processor 104 can need not to use communication module 106 with 116 direct communications of programmable timer/microcontroller.
Still with reference to Figure 1B, programmable timer/microcontroller 116 usually can tutorial light output 110, compressor 112 and/or condenser fan 114.This programmable timer/microcontroller 116 also can be operated other assemblies of automatic vending machine 100.According to one embodiment of the invention, programmable timer/microcontroller 116 also can comprise a memory, is used for the timetable or the configuration data of storage operation indicator lamp output 110, compressor 112 and/or condenser fan 114.The same with above-mentioned timetable or configuration data, these data can be by carrying out by programmable timer/microcontroller 116 or may being determined by the learning algorithm that back office programmes in advance.This timetable or configuration data also can be programmed in advance by businessman, route keeper or the bottling person relevant with automatic vending machine 100.Therefore, data as per the schedule, this programmable timer/microcontroller 116 sets or resets time-delay can for its assembly relay or other switches, this assembly relay or other switches control indicator lamp output 110, compressor 112 and/or condenser fan 114.But according to one embodiment of the invention, VMC processor 104 can replace the operation of programmable timer/microcontroller 116, and directly controls indicator lamp output 110, compressor 112 and/or condenser fan 114.
After the systematic review that automatic vending machine 100 is discussed, several embodiments of the programmable timer/microcontroller 116 that makes condenser fan 114 counter-rotatings are discussed referring now to Fig. 2～5.Be appreciated that according to other embodiments of the present invention these programmable timer/microcontrollers can alternatively comprise programmable logic array (PLA) and become whole circuit.Be appreciated that according to another embodiment of the invention programmable timer/microcontroller 116 can be independent of controller of automatic vending machine 102 operations.Programmable timer/microcontroller embodiment 1
Fig. 2 illustrates the exemplary of programmable timer/microcontroller 202, and it can make condenser fan 114 move with reversing mode.In Fig. 2, when compressor 112 operations, condenser fan 114 is with the forward or reverse mode operation.As will be described below condenser fan 114 only can be selected counter-rotating in the one partial operating time like that, may be according to the above-mentioned predetermined time-delay of programming in advance.According to exemplary of the present invention, the configuration of Fig. 2 can be used to the electronic commutation air blast (ECM) of condenser fan 114 installing, fixedly split-phase capacitor formula motor (PSC) or turbofan engine.Use ECM, PSC or turbofan engine, condenser fan 114 just can change rotation direction (as main story, counter-rotating) and need not at first to wait condenser fan 114 to decelerate to and stop fully or the speed change approaches zero.
As shown in FIG. 2, programmable timer/microcontroller 202 can comprise 3 relays 204,206,208.Relay 204 can be have OFF position 204a (as open circuit, dropout, release etc.) and ON position 204b (as closed, contact, starting etc.) electronic switch.According to one embodiment of the invention, relay 204 is time-delay relay also, wherein is to trigger OFF position 204a or ON position 204b according to predetermined time-delay.Relay 206 can be to have positive transposition to put the electronic switch of 206a and backward position 206b.According to one embodiment of the invention, relay 206 can be a time-delay relay, wherein is to trigger positive transposition according to preset time to put 206a and backward position 206b.Equally, relay 208 can be the electronic switch that OFF position 208a (open circuit, dropout etc.) and ON position 208b (closed, contact etc.) are arranged.According to one embodiment of the invention, relay 208 can be a time-delay relay, wherein is to trigger OFF position 208a and ON position 208b according to predetermined time delay.The general technical staff of the technical field of the invention will recognize that, can use other switch or timer except time-delay relay, and not depart from embodiment of the present invention.
As shown in FIG. 2, compressor 112 and condenser fan 114 both always be connected first power supply (as L1) 212a.With reference to compressor 112, when relay 204 is during at OFF position 204a, relay 204 is at open-circuit condition, second source (as L2) 212b is supplied with compressor 112.On the other hand,, compressor 112 is connected to second source 202b, thereby connects circuit and make compressor 112 runnings when relay 204 is during at ON position 204b.According to one embodiment of the invention, relay 204 can comprise predetermined time-delay, is used for switching between OFF position 204a and ON position 204b compressor 112.
With reference now to condenser fan 114,, just changeing and connect 210a and counter-rotating and be connected 210b and operate condenser fan 114 respectively and move with positive revolving die formula or reversing mode.When relay 204 is to be at OFF position 206a at ON position 204b (being that compressor 112 is in operation) and relay 206, and the just commentaries on classics of so second source 212b being supplied with condenser fan 114 connects 210a.In this configuration, according to positive revolving die formula condenser fan 114 is connected with second source 212b with the first power supply 212a, thereby condenser fan 114 is just being transported row.On the other hand, when relay 204 is at ON position 204b, then second source 212b is supplied with the counter-rotating connection 210b of condenser fan 114.In this configuration, according to reversing mode condenser fan 114 is connected with second source 212b with the first power supply 212a, thus condenser fan 114 counter-rotating operations.According to one embodiment of the invention, can set the predetermined time-delay on the relay 206, making condenser fan 114 just transport the capable time is the compressor first of 112 running times (as 90%), and the time of condenser fan 114 counter-rotating operations is the compressor second portion of 112 running times (as 10%).
Except the operation of control compressor 112 and condenser fan 114, programmable timer/microcontroller 202 also can be controlled the operation of indicator lamp output 110.Particularly, when relay 208 be that relay 208 is at open-circuit condition, thereby indicator lamp is exported 110 inoperation in OFF position 208a (as open circuit, dropout etc.).On the other hand,, indicator lamp output 110 is connected to second source 212b when relay 208 is in ON position 208b (as closure, contact etc.), thereby tutorial light output 110.Therefore, can indicator lamp output 110 be switched on or switched off, may use predetermined time-delay by programmable timer/microcontroller 202 operational relays 208.For example, during saving electric energy or standby mode, can disconnect indicator lamp output 110 by relay 208 being placed OFF position 208a, programmable timer/microcontroller.But, during normal mode, can connect indicator lamp output 110 by relay 208 being placed ON position 208b, programmable timer/microcontroller 202.According to one embodiment of the invention, these different energy management patterns (as standby, normal etc.) can be associated with some predetermined time-delay of relay.Embodiment 2
Fig. 3 illustrates another exemplary of programmable timer/microcontroller 302, and it can make basically, and condenser fan 114 moves with reversing mode when indicator lamp output 110 disconnects.Particularly, when indicator lamp output 110 is connected, just revolving die formula operation of condenser fan 114.On the other hand, (as open circuit or at standby mode) selectively can be operated condenser fan 114 and move with reversing mode when indicator lamp output 110 disconnects.
As shown in FIG. 3, programmable timer/microcontroller 302 can comprise 2 relays 304,308.Relay 304 can be that OFF position 304a (as open circuit, dropout etc.) and the ON position 304b electronic switch of (as closed, as to contact etc.) is arranged.According to one embodiment of the invention, relay 304 also can be a time-delay relay, wherein triggers OFF position 304a or ON position 304b according to predetermined time-delay.Equally, relay 308 can be the electronic switch that OFF position 308a (open circuit, dropout etc.) and ON position 308b (closed, contact etc.) are arranged.According to one embodiment of the invention, relay 308 can be a time-delay relay, wherein triggers OFF position 308a or ON position 308b according to predetermined time-delay.Except relay, also has AC relay 306 by 302 installings of programmable timer/microcontroller.When indicator lamp output 110 disconnects (is at OFF position 308a as relay 308), AC relay 306 is at backward position 306a; Equally, when indicator lamp output 110 is connected (is at ON position 308b as relay 308), AC relay 306 is to put 306b in positive transposition.The general technical staff of the technical field of the invention will recognize that, can use other switch except above-mentioned relay, and not depart from embodiment of the present invention.
Still with reference to figure 3, compressor 112 and condenser fan 114 always are connected first power supply (as L1) 312a.With reference to compressor 112, when relay 304 is during at OFF position 304a, relay 304 is at open-circuit condition, second source (as L2) 312b is supplied with compressor 112.On the other hand,, compressor 112 is connected to second source 312b, makes compressor 112 operations thereby connect circuit when relay 304 is during at ON position 304b.According to one embodiment of the invention, relay 304 can comprise predetermined time-delay, is used for compressor 112 is switched between OFF position 304a and ON position 304b.
With reference now to condenser fan 114,, just changeing and connect 310a and counter-rotating and be connected 310b condenser fan 114 is moved with positive revolving die formula or reversing mode.When relay 304 during at backward position 306a, is supplied with second source 312b the counter-rotating connection 310a of condenser fan 114 at ON position 304b (be compressor 112 operation) and AC relay 306.Recall when indicator lamp output 110 disconnects, AC relay 306 is at backward position 306a.In this configuration, according to the counter-rotating operational mode condenser fan 114 is connected with second source 312b with the first power supply 312a, thereby condenser fan 114 is moved with reversing mode.
On the other hand, when relay 304 is during at ON position 304b, the counter-rotating of second source 312b being supplied with condenser fan 114 connects 310b.Recall when indicator lamp output 110 is connected, AC relay 306 is to put 306b in positive transposition.In this configuration, according to positive revolving die formula condenser fan 114 is connected with second source 312b with the first power supply 312a, thereby condenser fan 114 moves with positive revolving die formula.
According to one embodiment of the invention, relay 308 can comprise predetermined time-delay, is used for determining that whether indicator lamp output 110 is at OFF position 308a or at ON position 308b.Therefore, when predetermined time-delay caused relay 308 to switch to OFF position 308b, AC relay 306 just automatically switched to backward position 306b.On the other hand, when the predetermined time-delay of relay 308 caused relay 308 to switch to ON position 308a, AC relay automatically switched to positive transposition and puts 306a.According to other embodiments of the present invention, other variations of the predetermined time-delay of relay 304,308 can be arranged.Embodiment 3
Fig. 4 illustrates another exemplary of programmable timer/microcontroller 402, and the combination of its mainboard and daughter board 403 makes condenser fan 114 with the reversing mode operation, may be the generation according to certain trigger events.For example, trigger event can be the end of the compressor beginning in 112 cycles, compressor cycle, before the compressor cycle and wait afterwards.
With reference to figure 4, daughter board 403 is connected with programmable timer/microcontroller 402 electronics usually.According to an embodiment, can be in the wired connection between programmable timer/microcontroller 402 mainboards and the daughter board 403.According to another embodiment of the invention, programmable timer/microcontroller 402 and daughter board 403 can be integrated into single device or veneer.
As shown in FIG. 4, programmable timer/microcontroller 402 can comprise 3 relays 404,406,408.Relay 404 can be that OFF position 404a (as open circuit, dropout etc.) and the ON position 404b electric switch of (as closed, as to contact etc.) is arranged.According to one embodiment of the invention, relay 404 also can be a time-delay relay, wherein toggles it to OFF position 404a or ON position 404b according to predetermined time-delay.Relay 406 also can be that OFF position 406a (as open circuit, dropout etc.) and the ON position 406b electronic switch of (as closed, as to contact etc.) is arranged.According to one embodiment of the invention, relay 406 can be a time-delay relay, wherein toggle it to OFF position 406a or ON position 406b according to preset time, may be relevant with an above-mentioned specific trigger event (as at compressor before 112 cycles, at compressor after 112 cycles etc.).Equally, relay 408 can be the electronic switch that OFF position 408a (open circuit, dropout etc.) and ON position 408b (closed, contact etc.) are arranged.According to one embodiment of the invention, relay 408 can be a time-delay relay, wherein toggles it to OFF position 408a or ON position 408b according to predetermined time delay.Except the relay of programmable timer/microcontroller 402 installings, comprise the relay 410 of daughter board 403 in addition.Relay 410 can be to have positive transposition to put the electronic switch of 410a and backward position 410b.According to one embodiment of the invention, relay 410 can be a time-delay relay, wherein toggle it to positive transposition and put 410a or backward position 410b according to preset time, may be also relevant with an above-mentioned specific trigger event (as at compressor before 112 cycles, at compressor after 112 cycles etc.).The general technical staff of the technical field of the invention can recognize, can use other switch except above-mentioned relay, and not depart from embodiment of the present invention.
In Fig. 4, compressor 112 and condenser fan 114 boths are connected the first power supply 412a (as L1).When relay 404 is during at ON position 404b, also compressor 112 is connected to second source 412b (as L2), thereby can operates.According to one embodiment of the invention, relay 404 can comprise predetermined time-delay, is used for compressor 112 is switched between OFF position 404a and the ON position 404b.
Equally, when relay 406 is during at ON position 406b, also condenser fan 114 is connected to second source 412b, thereby can operates.Particularly, when relay 406 at ON position 406b, and the relay 410 of daughter board 403 is when 410a is put in positive transposition, condenser fan 114 just revolving die formula moves.On the other hand, if relay 410 at backward position 410b, condenser fan 114 can reversing mode operation.According to one embodiment of the invention, any or two also can comprise feasible predetermined time-delay in relay 406 and the relay 410, determine time-delay according to the generation that pre-determines incident.As mentioned above, this predetermined incident can be the beginning in 112 cycles of compressor or end, every the beginning in 112 cycles of compressor or termination etc.Therefore, after specific trigger event takes place, relay 406 can be placed one section preset time of ON position 406b, and relay 410 can be arranged on positive transposition equally and put one section preset time of 410b.Therefore, condenser fan 114 can reversing mode move one section preset time, and this is independent of the cycle of compressor 112.Other variations of condenser fan 114 counter-rotatings can be provided, and not depart from each embodiment of the present invention.
Claims (16)
1. system of operating condenser fan comprises:
One compressor;
One condenser fan, wherein just revolving die formula and reversing mode operation of this condenser fan;
With one programmable timer/microcontroller that compressor is communicated by letter with condenser fan, wherein this programmable timer/microcontroller is independent of the cycle of operation this condenser fan of operation between positive revolving die formula and reversing mode of compressor; And
First relay and second relay, wherein this programmable timer/microcontroller comprises this first relay at least, wherein the operation of this first relay to be powering to condenser fan from a power supply, and second relay is that condenser fan is chosen between positive revolving die formula and the reversing mode and moves.
2. the system as claimed in claim 1, wherein this condenser fan comprises turbofan engine, fixing a kind of in split-phase capacitor formula motor and the electronic commutation blower motor.
3. the system as claimed in claim 1, wherein this programmable timer/microcontroller is according at least one first predetermined delay operation condenser fan, and programmable timer/microcontroller is according at least one second predetermined time-delay operate compressor between positive revolving die formula and reversing mode.
4. system as claimed in claim 3, wherein this at least one first predetermined time-delay and this at least one second predetermined delay time to small part be by (i) back office and (ii) among businessman, route keeper or the bottling person one determine.
5. the system as claimed in claim 1, wherein this programmable timer/microcontroller is according to one or more timetables operation condenser fans and compressor.
6. the system as claimed in claim 1, wherein in this first relay and this second relay at least one according to predetermined time-delay operation.
7. the system as claimed in claim 1 wherein is connected this second relay with indicator lamp output, and the operation of being exported by indicator lamp determines that second relay is that condenser fan is selected positive revolving die formula or reversing mode.
8. system as claimed in claim 7 wherein disconnects and when one of (ii) standby, second relay is selected reversing mode automatically when indicator lamp is output as (i).
9. the system as claimed in claim 1, wherein this second relay is an AC relay.
10. the system as claimed in claim 1, wherein this programmable timer/microcontroller comprises the 3rd relay, the operation of the 3rd relay with from power supply to indicator lamp output power supply.
11. the system as claimed in claim 1, wherein this programmable timer/microcontroller comprises the 3rd relay, and wherein the operation of the 3rd relay is to power to compressor from power supply.
12. the system as claimed in claim 1, wherein the operation of this first relay is also powered to compressor from power supply, when first relay with power supply during with compressor and condenser fan disconnection, compressor and condenser fan neither move.
13. the system as claimed in claim 1, wherein this programmable timer/microcontroller comprises a mainboard and a daughter board, is comprising first relay on the mainboard and comprise second relay on daughter board.
14. the system as claimed in claim 1 wherein before operating condenser fan with reversing mode, threads off so that condenser fan and power supply disconnect first relay, is zero substantially thereby condenser fan is decelerated to from positive rotary speed.
15. the system as claimed in claim 1, wherein when the trigger event relevant with compressor took place, this second relay was that condenser fan is selected with one section preset time of reversing mode operation.
16. system as claimed in claim 15, wherein this trigger event is the beginning or the end in compressor operating cycle.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US11/693,595 US20080236180A1 (en) | 2007-03-29 | 2007-03-29 | Systems and methods for flexible reversal of condenser fans in vending machines, appliances, and other store or dispense equipment |
| US11/693,595 | 2007-03-29 | ||
| PCT/US2008/056130 WO2008121488A2 (en) | 2007-03-29 | 2008-03-07 | Systems and methods for flexible reversal of condenser fans in vending machines, appliances, and other store or dispense equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101668999A CN101668999A (en) | 2010-03-10 |
| CN101668999B true CN101668999B (en) | 2011-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2008800105129A Expired - Fee Related CN101668999B (en) | 2007-03-29 | 2008-03-07 | Systems and methods for flexible reversal of condenser fans in vending machines, appliances, and other store or dispense equipment |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US20080236180A1 (en) |
| EP (1) | EP2132501A2 (en) |
| JP (1) | JP2010522865A (en) |
| CN (1) | CN101668999B (en) |
| AU (1) | AU2008232946A1 (en) |
| BR (1) | BRPI0809451A2 (en) |
| MX (1) | MX2009009899A (en) |
| WO (1) | WO2008121488A2 (en) |
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| DE102010062735A1 (en) * | 2010-12-09 | 2012-06-14 | BSH Bosch und Siemens Hausgeräte GmbH | Refrigeration unit with forced-cooled heat exchanger |
| US9010133B2 (en) * | 2012-06-20 | 2015-04-21 | Whirlpool Corporation | On-line energy consumption optimization adaptive to environmental condition |
| CN104519715A (en) * | 2013-09-30 | 2015-04-15 | 施耐德东芝换流器欧洲公司 | Heat radiation structure of variable speed drive equipment and control method and equipment |
| US10056807B2 (en) | 2014-12-23 | 2018-08-21 | Orange Motor Company L.L.C. | Electronically commutated fan motors and systems |
| WO2016179150A1 (en) | 2015-05-06 | 2016-11-10 | True Manufacturing Company, Inc. | Ice maker with reversing condenser fan motor to maintain clean condenser |
| DE102023102297A1 (en) * | 2022-02-01 | 2023-08-10 | Regal Beloit America, Inc. | Blocked coil detection system |
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Also Published As
| Publication number | Publication date |
|---|---|
| WO2008121488A3 (en) | 2009-01-22 |
| AU2008232946A1 (en) | 2008-10-09 |
| MX2009009899A (en) | 2009-10-14 |
| JP2010522865A (en) | 2010-07-08 |
| EP2132501A2 (en) | 2009-12-16 |
| CN101668999A (en) | 2010-03-10 |
| BRPI0809451A2 (en) | 2014-09-09 |
| WO2008121488A2 (en) | 2008-10-09 |
| US20080236180A1 (en) | 2008-10-02 |
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