CN112097237A - Low-load water supply circulation system of power station boiler - Google Patents
Low-load water supply circulation system of power station boiler Download PDFInfo
- Publication number
- CN112097237A CN112097237A CN202010737760.6A CN202010737760A CN112097237A CN 112097237 A CN112097237 A CN 112097237A CN 202010737760 A CN202010737760 A CN 202010737760A CN 112097237 A CN112097237 A CN 112097237A
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- pipe
- heat
- inner sleeve
- cooling liquid
- rack
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/34—Adaptations of boilers for promoting water circulation
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F22—STEAM GENERATION
- F22B—METHODS OF STEAM GENERATION; STEAM BOILERS
- F22B37/00—Component parts or details of steam boilers
- F22B37/02—Component parts or details of steam boilers applicable to more than one kind or type of steam boiler
- F22B37/10—Water tubes; Accessories therefor
- F22B37/14—Supply mains, e.g. rising mains, down-comers, in connection with water tubes
- F22B37/147—Tube arrangements for cooling orifices, doors and burners
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Control Of Steam Boilers And Waste-Gas Boilers (AREA)
Abstract
The invention relates to the technical field of thermoelectric equipment, in particular to a low-load water supply circulation system of a power station boiler, which comprises a circulation pipe, wherein an inner sleeve rack is sleeved on the circulation pipe, a driving wheel and a limiting wheel are installed on the inner sleeve rack, an outer sleeve is fixedly installed on the inner sleeve rack, a sliding rail is fixedly installed on the inner sleeve rack, a heat insulation plate is installed in the sliding rail in a sliding manner, a rack is fixedly installed on the heat insulation plate, a gear is meshed with the rack and is fixedly installed on a driving shaft, and the driving shaft is connected to a synchronous motor through a belt wheel pair; the driving wheel can drive the device to move on the circulating pipe as a whole, and the device is stopped on the high-temperature part of the circulating pipe in cooperation with the detection of the temperature sensor, so that the circulating pipe can be effectively radiated, the situations of local overheating of the pipeline, decarburization of the overheated part and thinning of the heating surface caused by low-load operation of the boiler are prevented, and pipe explosion is avoided.
Description
Technical Field
The invention relates to the technical field of thermoelectric equipment, in particular to a low-load water supply circulation system of a power station boiler.
Background
In a power station, due to the relationship between the power grid capacity and the electrical load, sometimes the power station is required to produce according to the specified power generation load, which results in the condition of low-load operation, the load of a generator is lower than the normal power generation power, and the operation is generally completed by adjusting the opening degree of a guide vane of a speed regulator by an operator, but the low-load operation causes certain damage to the whole power generation equipment, mainly including the influence on normal production, the influence on the service life of a heat exchange pipeline inside a boiler, the increase of corrosion of a tail heat exchange pipeline, the influence on the heat efficiency of the boiler and the like.
The low-load harm to the water supply circulation system is mainly reflected in pressure caused by hot water pipes and steam pipes, because of low-load operation, flame of a hearth is less, so that a heating surface is locally heated, because the heating surface is reduced, natural power of the whole circulation system is reduced, so that a pipeline is locally overheated, the overheated part is easily decarburized, the heating surface is reduced, and pipe explosion is easily caused.
Disclosure of Invention
The invention aims to provide a low-load feedwater circulation system of a utility boiler to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a low-load water supply circulation system of a power station boiler comprises a circulation pipe, wherein an inner sleeve rack is sleeved on the circulation pipe, a driving wheel and a limiting wheel are installed on the inner sleeve rack, an outer sleeve is fixedly installed on the inner sleeve rack, a sliding rail is fixedly installed on the inner sleeve rack, a heat insulation plate is slidably installed in the sliding rail, a rack is fixedly installed on the heat insulation plate, a gear is meshed with the rack and is fixedly installed on a driving shaft, the driving shaft is connected to a synchronous motor through a belt wheel pair, an upper push rod is fixedly installed on the outer sleeve, a cooling liquid box is fixedly installed on the upper push rod, a heat conduction plate is fixedly installed on the cooling liquid box, a steam pipe is fixedly connected to the cooling liquid box, a sealing piston is fixedly installed on the steam pipe and is slidably connected to the heat conduction pipe, and heat dissipation, and a heat radiation fan is fixedly installed on the outer sleeve, a lower push rod is fixedly installed in the outer sleeve, a heat absorbing plate is fixedly installed on the lower push rod, a flow promoting fan is fixedly installed on the outer sleeve, a front frame is fixedly installed on the inner sleeve rack, and a temperature sensor is fixedly installed on the front frame.
Preferably, the middle part of the inner sleeve rack is provided with a cylindrical through hole, the driving wheel and the limiting wheel are respectively arranged on the upper side and the lower side of the inner sleeve rack, the driving wheel is driven by the motor, and the driving wheel and the limiting wheel are in rolling connection with the surface of the circulating pipe.
Preferably, the outer sleeve is installed outside the inner sleeve rack through a bolt, the sliding rails are installed on the inner wall of the inner sleeve rack, the heat insulation plates are connected between the sliding rails on the left side and the right side in a sliding mode, the upper heat insulation plates and the lower heat insulation plates are arranged, the synchronous motor is installed in a cavity of the inner wall of the outer sleeve, and the driving shaft is installed on the outer sleeve through a bearing seat.
Preferably, the upper push rod is an electric push rod, two upper push rods are symmetrically arranged on the cooling liquid box, cooling liquid is loaded in the cooling liquid box, the cooling liquid box is integrally arc-shaped, and the heat conducting plate is arranged on the lower surface of the cooling liquid box.
Preferably, the steam pipe is connected between the cavity of the cooling liquid tank and the pipe cavity of the heat conduction pipe, the sealing piston is sleeved at the end of the steam pipe, and the heat dissipation fins are arranged on the heat conduction pipe in an arrayed mode.
Preferably, the lower push rod is an electric push rod, the heat absorbing plate is an arc-shaped metal plate, the size of the heat absorbing plate is the same as that of the cooling liquid box, and the two flow promoting fans are arranged.
Preferably, the front frame is installed at the front end of the advancing direction of the inner sleeve frame, the temperature sensor is installed at the bottom of the front frame, and the temperature sensor is in contact with the surface of the circulating pipe.
Compared with the prior art, the invention has the beneficial effects that:
1. the device can be driven to move on the circulating pipe integrally through the arranged driving wheel, the device is stopped on a high-temperature part of the circulating pipe in cooperation with detection of the temperature sensor, the cooling liquid tank and the heat absorption plate are covered on the circulating pipe through the upper push rod and the lower push rod, heat on the circulating pipe is absorbed, and the heat is rapidly dissipated through the heat dissipation fins and the heat dissipation fan, so that effective heat dissipation of the circulating pipe is performed, the situations of local overheating of the pipeline, decarbonization of the overheating part and reduction of a heating surface caused by low-load operation of the boiler are prevented, pipe explosion is avoided, and normal power generation is ensured;
2. the two heat insulation plates are arranged on the two sides of the circulating pipe, so that when the device moves along the circulating pipe, the heat insulation plates can be blocked on the two sides of the circulating pipe, the continuous volatilization of cooling liquid caused by radiation heat is prevented, and when local cooling is needed, the heat insulation plates are driven to move by the driving of a local motor and the meshing of a gear and a rack, so that a space is made free, and the normal operation of a heat dissipation process is ensured.
Drawings
FIG. 1 is a cross-sectional view of a structure of the present invention;
FIG. 2 is an enlarged view of area A of FIG. 1;
fig. 3 is a side view of a heat absorbing structure of the present invention.
In the figure: the device comprises a circulating pipe 1, an inner sleeve frame 2, a driving wheel 3, a limiting wheel 4, an outer sleeve 5, a sliding rail 6, a heat insulation plate 7, a rack 8, a gear 9, a driving shaft 10, a belt pulley pair 11, a synchronous motor 12, an upper push rod 13, a cooling liquid tank 14, a heat conduction plate 15, a steam pipe 16, a sealing piston 17, a heat conduction pipe 18, a heat dissipation fin 19, a heat dissipation fan 20, a lower push rod 21, a heat absorption plate 22, a flow promoting fan 23, a front frame 24 and a temperature sensor 25.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 3, the present invention provides a technical solution: a low-load water supply circulation system of a power station boiler comprises a circulation pipe 1, an inner sleeve rack 2 is sleeved on the circulation pipe 1, a driving wheel 3 and a limiting wheel 4 are installed on the inner sleeve rack 2, an outer sleeve 5 is fixedly installed on the inner sleeve rack 2, a sliding rail 6 is fixedly installed on the inner sleeve rack 2, a heat insulation plate 7 is slidably installed in the sliding rail 6, a rack 8 is fixedly installed on the heat insulation plate 7, a gear 9 is installed on the rack 8 in a meshed mode, the gear 9 is fixedly installed on a driving shaft 10, the driving shaft 10 is connected onto a synchronous motor 12 through a belt wheel pair 11, an upper push rod 13 is fixedly installed on the outer sleeve 5, a cooling liquid box 14 is fixedly installed on the upper push rod 13, a heat conduction plate 15 is fixedly installed on the cooling liquid box 14, a steam pipe 16 is fixedly connected onto the cooling liquid box 14, and a sealing piston, and the sealing piston 17 is connected in the heat pipe 18 in a sliding manner, the heat pipe 18 is fixedly provided with a heat radiation fin 19, the outer sleeve 5 is fixedly provided with a heat radiation fan 20, the outer sleeve 5 is fixedly provided with a lower push rod 21, the lower push rod 21 is fixedly provided with a heat absorption plate 22, the outer sleeve 5 is fixedly provided with a flow promoting fan 23, the inner sleeve frame 2 is fixedly provided with a front frame 24, and the front frame 24 is fixedly provided with a temperature sensor 25.
The middle part of the inner sleeve rack 2 is provided with a cylindrical through hole, the driving wheel 3 and the limiting wheel 4 are respectively arranged at the upper side and the lower side of the inner sleeve rack 2, the driving wheel 3 is driven by a motor, the driving wheel 3 and the limiting wheel 4 are in rolling connection with the surface of the circulating pipe 1, the inner sleeve rack 2 is driven to move along the direction of the circulating pipe 1 by the friction force generated by the driving wheel 3 and the circulating pipe 1 when rotating, and the limiting wheel 4 plays a limiting role to ensure the moving stability of the inner sleeve rack 2;
the outer sleeve 5 is installed outside the inner sleeve rack 2 through bolts, the sliding rails 6 are installed on the inner wall of the inner sleeve rack 2, the heat insulation plate 7 is connected between the sliding rails 6 on the left side and the right side in a sliding mode, the heat insulation plate 7 is provided with an upper block and a lower block, the synchronous motors 12 are installed in a cavity of the inner wall of the outer sleeve 5, the driving shaft 10 is installed on the outer sleeve 5 through bearing seats, the driving shaft 10 can be driven to rotate through the pulley pair 11 by means of simultaneous starting of the plurality of synchronous motors 12, so that the gear 9 installed on the driving shaft rotates, and the heat insulation plate 7 is driven from two sides through meshing of the gear 9 and the rack 8;
the upper push rod 13 is an electric push rod, two upper push rods 13 are symmetrically arranged on the cooling liquid tank 14, cooling liquid is loaded in the cooling liquid tank 14, the cooling liquid tank 14 is integrally arranged to be arc-shaped, the heat conducting plate 15 is arranged on the lower surface of the cooling liquid tank 14, the cooling liquid tank 14 can be driven to move up and down through the upper push rods 13, the heat conducting plate 14 is made of copper plates, has good heat conductivity and can absorb heat on the circulating pipe 1 into the cooling liquid tank 14, so that the cooling liquid in the circulating pipe 1 is heated and volatilized to take away the heat, and the local part of the circulating pipe 1 is cooled;
the steam pipe 16 is connected between the cavity of the cooling liquid tank 14 and the pipe cavity of the heat conduction pipe 18, the sealing piston 17 is sleeved at the end of the steam pipe 16, the heat dissipation fins 19 are arranged on the heat conduction pipe 18 in an arrayed manner, when the cooling liquid tank 14 moves downwards, the steam pipe 16 can be driven to move, the steam pipe 16 can stretch out and draw back in the heat conduction pipe 18, the sealing piston 17 ensures that cooling liquid steam coming out of the steam pipe 16 does not run off and flows along the heat conduction pipe 18, the heat dissipation fins 19 can absorb the heat of the heat conduction pipe 18, the heat is rapidly dissipated by matching with the heat dissipation fan 20 through the large specific surface area, and the steam flows back into the cooling liquid tank 14 after being liquefied;
the lower push rod 21 is an electric push rod, the heat absorbing plate 22 is an arc-shaped metal plate, the heat absorbing plate 22 and the cooling liquid tank 14 are the same in size, two flow promoting fans 23 are installed, the heat absorbing plate 22 can be driven to move through the lower push rod 21, the flow promoting fans and the cooling liquid tank 14 are closed on the circulating pipe 1 from two sides at the same time, heat on the circulating pipe 1 is absorbed, the heat is guided into the cooling liquid tank 14, the flow promoting fans 23 can promote heat to flow, the heat of the heat absorbing plate 22 can rapidly enter the cooling liquid tank 14, and the local part of the circulating pipe 1 is cooled;
the front frame 24 is arranged at the front end of the advancing direction of the inner sleeve frame 2, the temperature sensor 25 is arranged at the bottom of the front frame 24, the temperature sensor 25 is in contact with the surface of the circulating pipe 1, when the device moves along the circulating pipe 1, the temperature sensor 25 can test the temperature of the outer wall of the circulating pipe 1, when the temperature of a certain position is detected to be higher than a set temperature, the driving wheel 3 stops rotating under the control of a conversion circuit and a single chip microcomputer, so that the device is stopped at a high-temperature local part of the circulating pipe 1 to cool, and the condition that the local temperature is overhigh when the circulating pipe 1 runs at low load of a boiler is prevented;
the working principle is as follows: when the device is used, the inner sleeve rack 2 is driven to move along the direction of the circulating pipe 1 through the friction force generated by the driving wheel 3 and the circulating pipe 1 when rotating, the limiting wheel 4 plays a limiting role to ensure the moving stability of the inner sleeve rack 2, when the device moves along the circulating pipe 1, the temperature sensor 25 can test the temperature of the outer wall of the circulating pipe 1, so that when the temperature of a certain position is detected to be higher than a set temperature, the driving wheel 3 stops rotating through the control of the conversion circuit and the single chip microcomputer, the device is stopped at a high-temperature part of the circulating pipe 1 to cool, and the condition that the local temperature is overhigh when the circulating pipe 1 runs at low load of a boiler is prevented;
firstly, a plurality of synchronous motors 12 are started simultaneously, a driving shaft 10 can be driven to rotate through a belt pulley pair 11, so that a gear 9 arranged on the driving shaft is rotated, heat insulation plates 7 are driven from two sides through the meshing of the gear 9 and a rack 8, the heat insulation plates 7 slide in a slide rail 9, so that a circulating pipe 1 between the two heat insulation plates 7 is made to be free, then a cooling liquid tank 14 can be driven to move downwards through an upper push rod 13, a copper plate is adopted as a heat conduction plate 14, the heat conduction plate 14 has good heat conductivity, heat on the circulating pipe 1 can be absorbed into the cooling liquid tank 14, a lower push rod 21 can also drive a heat absorption plate 22 to move, the heat absorption plate and the cooling liquid tank 14 are closed on the circulating pipe 1 from two sides simultaneously, the heat on the circulating pipe 1 is absorbed, the heat is guided into the cooling liquid tank 14, a flow promoting fan 23 can promote the heat to flow, so that the heat, so that the cooling liquid therein is heated and volatilized to take away the heat, thereby playing the role of cooling the local part of the circulating pipe 1, when the cooling liquid box 14 moves downwards, the steam pipe 16 can be driven to move, the steam pipe 16 can stretch in the heat conduction pipe 18, the sealing piston 17 ensures that the cooling liquid steam from the steam pipe 16 cannot run off, but flows along the heat conductive pipe 18, the heat radiating fins 19 can absorb heat of the heat conductive pipe 18, through the larger specific surface area, the heat is rapidly dissipated by matching with the heat dissipation fan 20, the steam is liquefied and flows back to the cooling liquid tank 14, a complete heat dissipation process is completed, when the temperature of the circulating pipe 1 is reduced to a temperature without the danger of pipe explosion, the upper push rod 13 and the lower push rod 21 drive the cooling liquid tank 14 and the heat absorbing plate 22 to reset, the heat insulation plate 7 is reset along with the return plate and is blocked at the two sides of the circulating pipe 1, so that the continuous volatilization of the cooling liquid caused by the radiation heat is prevented.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A utility boiler low-load water supply circulation system comprises a circulation pipe (1), and is characterized in that: an inner sleeve rack (2) is sleeved on the circulating pipe (1), a driving wheel (3) and a limiting wheel (4) are installed on the inner sleeve rack (2), an outer sleeve (5) is fixedly installed on the inner sleeve rack (2), a sliding rail (6) is fixedly installed on the inner sleeve rack (2), a heat insulation plate (7) is slidably installed in the sliding rail (6), a rack (8) is fixedly installed on the heat insulation plate (7), a gear (9) is installed on the rack (8) in a meshed mode, the gear (9) is fixedly installed on a driving shaft (10), the driving shaft (10) is connected onto a synchronous motor (12) through a pulley pair (11), an upper push rod (13) is fixedly installed on the outer sleeve (5), a cooling liquid tank (14) is fixedly installed on the upper push rod (13), a heat conduction plate (15) is fixedly installed on the cooling liquid tank (14), and a steam pipe (16) is fixedly connected onto the cooling liquid tank (14), fixed mounting has sealed piston (17) on steam pipe (16), and sealed piston (17) sliding connection in heat pipe (18), fixed mounting has heat radiation fins (19) on heat pipe (18), and fixed mounting has radiator fan (20) on overcoat (5), fixed mounting has push rod (21) down in overcoat (5), and fixed mounting has absorber plate (22) on push rod (21) down, fixed mounting has fast fan (23) of flowing on overcoat (5), fixed mounting has front truck (24) on endotheca frame (2), and fixed mounting has temperature sensor (25) on front truck (24).
2. A utility boiler low load feed water circulation system according to claim 1, characterized in that: the inner sleeve type circulating pipe conveying device is characterized in that a cylindrical through hole is formed in the middle of the inner sleeve machine frame (2), the driving wheel (3) and the limiting wheel (4) are respectively installed on the upper side and the lower side of the inner sleeve machine frame (2), the driving wheel (3) is driven by a motor, and the driving wheel (3) and the limiting wheel (4) are in surface rolling connection with the circulating pipe (1).
3. A utility boiler low load feed water circulation system according to claim 1, characterized in that: the outer sleeve (5) is installed outside the inner sleeve rack (2) through a bolt, the sliding rails (6) are installed on the inner wall of the inner sleeve rack (2), the heat insulation plate (7) is connected between the sliding rails (6) on the left side and the right side in a sliding mode, the heat insulation plate (7) is provided with an upper block and a lower block, the synchronous motor (12) is installed in the inner wall cavity of the outer sleeve (5), and the driving shaft (10) is installed on the outer sleeve (5) through a bearing seat.
4. A utility boiler low load feed water circulation system according to claim 1, characterized in that: the upper push rod (13) is an electric push rod, two upper push rods (13) are symmetrically arranged on the cooling liquid tank (14), cooling liquid is loaded in the cooling liquid tank (14), the cooling liquid tank (14) is integrally arc-shaped, and the heat conduction plate (15) is arranged on the lower surface of the cooling liquid tank (14).
5. A utility boiler low load feed water circulation system according to claim 1, characterized in that: the steam pipe (16) is connected between the cavity of the cooling liquid tank (14) and the pipe cavity of the heat conduction pipe (18), the sealing piston (17) is sleeved at the end part of the steam pipe (16), and the heat dissipation fins (19) are arranged on the heat conduction pipe (18) in an arrayed mode.
6. A utility boiler low load feed water circulation system according to claim 1, characterized in that: the lower push rod (21) is an electric push rod, the heat absorbing plate (22) is an arc-shaped metal plate, the sizes of the heat absorbing plate (22) and the cooling liquid box (14) are the same, and two flow promoting fans (23) are installed.
7. A utility boiler low load feed water circulation system according to claim 1, characterized in that: the front frame (24) is arranged at the front end of the advancing direction of the inner sleeve frame (2), the temperature sensor (25) is arranged at the bottom of the front frame (24), and the temperature sensor (25) is in contact with the surface of the circulating pipe (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010737760.6A CN112097237A (en) | 2020-07-28 | 2020-07-28 | Low-load water supply circulation system of power station boiler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010737760.6A CN112097237A (en) | 2020-07-28 | 2020-07-28 | Low-load water supply circulation system of power station boiler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112097237A true CN112097237A (en) | 2020-12-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010737760.6A Pending CN112097237A (en) | 2020-07-28 | 2020-07-28 | Low-load water supply circulation system of power station boiler |
Country Status (1)
| Country | Link |
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| CN (1) | CN112097237A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112959633A (en) * | 2021-02-03 | 2021-06-15 | 唐俊琦 | Prevent that high thermosetting injection molding machine who presents coking phenomenon of feed inlet temperature |
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| CN101986024A (en) * | 2010-11-18 | 2011-03-16 | 上海锅炉厂有限公司 | Arrangement structure of all levels of superheaters of circulating fluidized bed boiler |
| CN103574579A (en) * | 2013-10-31 | 2014-02-12 | 广东电网公司电力科学研究院 | Tube wall overtemperature control method for platen superheater in 1045-megawatt ultra supercritical boiler |
| CN105202520A (en) * | 2015-10-28 | 2015-12-30 | 中国神华能源股份有限公司 | Boiler wall temperature control device and method |
| CN208255774U (en) * | 2018-05-04 | 2018-12-18 | 苏州希恩碧电子有限公司 | A kind of university computer platform machine water cycle cooling system |
| CN208417937U (en) * | 2018-06-19 | 2019-01-22 | 库博标准流体系统（昆山）有限公司 | Pipe cooling device |
| CN109737378A (en) * | 2018-12-05 | 2019-05-10 | 中国大唐集团科学技术研究院有限公司火力发电技术研究院 | The whole-process control method of supercritical DC furnace water supply correction amount under varying load condition |
-
2020
- 2020-07-28 CN CN202010737760.6A patent/CN112097237A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101986024A (en) * | 2010-11-18 | 2011-03-16 | 上海锅炉厂有限公司 | Arrangement structure of all levels of superheaters of circulating fluidized bed boiler |
| CN103574579A (en) * | 2013-10-31 | 2014-02-12 | 广东电网公司电力科学研究院 | Tube wall overtemperature control method for platen superheater in 1045-megawatt ultra supercritical boiler |
| CN105202520A (en) * | 2015-10-28 | 2015-12-30 | 中国神华能源股份有限公司 | Boiler wall temperature control device and method |
| CN208255774U (en) * | 2018-05-04 | 2018-12-18 | 苏州希恩碧电子有限公司 | A kind of university computer platform machine water cycle cooling system |
| CN208417937U (en) * | 2018-06-19 | 2019-01-22 | 库博标准流体系统（昆山）有限公司 | Pipe cooling device |
| CN109737378A (en) * | 2018-12-05 | 2019-05-10 | 中国大唐集团科学技术研究院有限公司火力发电技术研究院 | The whole-process control method of supercritical DC furnace water supply correction amount under varying load condition |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112959633A (en) * | 2021-02-03 | 2021-06-15 | 唐俊琦 | Prevent that high thermosetting injection molding machine who presents coking phenomenon of feed inlet temperature |
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Application publication date: 20201218 |