CN204082378U - A kind of efficient waste heat recycling system - Google Patents
A kind of efficient waste heat recycling system Download PDFInfo
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- CN204082378U CN204082378U CN201420272227.7U CN201420272227U CN204082378U CN 204082378 U CN204082378 U CN 204082378U CN 201420272227 U CN201420272227 U CN 201420272227U CN 204082378 U CN204082378 U CN 204082378U
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
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Abstract
The utility model discloses a kind of efficient waste heat recycling system, comprise waste heat recovering device and residual heat using device, described waste heat recovering device comprises heat-condutive oil heat exchanger, heat accumulation fuel tank and steam generator, the side of described heat-condutive oil heat exchanger is connected with Diesel Engine Exhaust Pipe and communicates, the conduction oil outlet of described heat-condutive oil heat exchanger is connected with described heat accumulation fuel tank by transport pipe, described heat accumulation fuel tank is connected with the thermal source inlet opening of steam generator by transport pipe, the thermal source delivery outlet of described steam generator is connected with the conduction oil entrance of described heat-condutive oil heat exchanger by transport pipe, described residual heat using device comprises water heater, and described water heater one end is connected with described fume emission mouth, and the water intake of described water heater is connected with water pump, and the water outlet of described water heater is connected with the water input of steam generator.The utility model has the advantages that: 1. heat recovery efficiency is high; 2. steam production and pressure stability; 3. gross contamination emission greatly reduces.
Description
[technical field]
The utility model belongs to energy-saving environmental protection device technical field, particularly a kind of high efficiency and the efficient waste heat recycling system of energy-conserving and environment-protective.
[background technique]
Three 190 serial diesel engines generally equipped by oilfield machinery rig.According to data introduction, the heat energy that every platform diesel engine produces only has 40% left/right rotation to turn to mechanical energy, and 35% discharges from flue gas, and 25% is taken away by heat radiation, and namely the heat energy of 60% does not all play a role.As can be seen here, diesel engine thermal energy is that useful work is very low, wastes huge.
By measuring the flue gas of diesel emission, relying on existing technological means, the fume afterheat of diesel engine can be recycled completely, forming free thermal source, substitute existing boiler.Meet the strategic demands such as energy-conservation, the reduction of discharging of enterprise and country, environmental protection.
Therefore, a kind of high efficiency oil field diesel tail gas waste heat is provided to utilize system to become urgent problem in the industry.
[model utility content]
The purpose of this utility model is the present situation of wasting in a large number for oil field diesel tail gas waste heat, a kind of high efficiency efficient waste heat recycling system utilizing oil field diesel tail gas waste heat is provided, be installed on diesel exhaust gas pipeline, by adopting conduction oil heat exchange and water heat exchange two-stage heat transfer technology, heat recovery is made to reach more than 70%.
To achieve these goals, the utility model is achieved in that a kind of efficient waste heat recycling system, may be used for diesel tail gas waste heat to recycle, it comprises waste heat recovering device and residual heat using device, described waste heat recovering device comprises heat-condutive oil heat exchanger, heat accumulation fuel tank and steam generator, the side of described heat-condutive oil heat exchanger is connected with Diesel Engine Exhaust Pipe and communicates, the opposite side of described heat-condutive oil heat exchanger is fume emission mouth, the conduction oil outlet of described heat-condutive oil heat exchanger is connected with described heat accumulation fuel tank by transport pipe, described heat accumulation fuel tank is connected with the thermal source inlet opening of steam generator by transport pipe, the thermal source delivery outlet of described steam generator is connected with the conduction oil entrance of described heat-condutive oil heat exchanger by transport pipe, form conduction oil circulating heat exchanging pipe system, described residual heat using device comprises water heater, described water heater one end is connected with described fume emission mouth, the other end is connected with fume emission chimney, the water intake of described water heater is connected with water pump by conduit pipe, the water outlet of described water heater is connected with the water input of steam generator by conduit pipe, and steam exports by the steam (vapor) outlet of described steam generator.Carry out one-level heat exchange with conduction oil and diesel engine vent gas, and can store and heat accumulation fuel tank; Then carry out preheating with the waste heat flue gas of discharging by the water of water heater to input steam generator, in steam generator, then carry out heat exchange with conduction oil be converted into steam and export, for generating electricity.Diesel engine vent gas heat extraction waste heat can be reclaimed comprehensively and effectively, reduce field work energy resource supply, cost-saving.
Described steam generator is double layer construction, and its internal layer arranges the conduction oil entrance that is connected with conduction oil transport pipe and conduction oil exports, and the skin being wrapped in described internal layer is provided with the water input and steam (vapor) outlet that are connected with conduit pipe; Described endothecium structure is made up of with 8 straight tubes being connected two described ring-shaped round pipe upper and lower two ring-shaped round pipe, the ring-shaped round pipe of bottom arranges conduction oil entrance and is connected with heat conductive oil inlet pipe, and the ring-shaped round pipe on top arranges conduction oil outlet and is connected with conduction oil outer pipe; Minimum three pieces of helical guide plates extended along hollow cylinder sidewall are set at described outer sidewall, between described guide plate, form diversion channel.
Exhaust duct between described Diesel Engine Exhaust Pipe and heat-condutive oil heat exchanger is provided with the second modulating valve, for regulating the amount of the discharge flue gas of importing, to regulate can operating with the optimum state of whole system.
Described Diesel Engine Exhaust Pipe top is provided with the first modulating valve, carries out heat exchange for intercepting discharge flue gas input heat-condutive oil heat exchanger.
Described heat-condutive oil heat exchanger comprises heat exchanger, be arranged on the high-temperature flue gas room of described heat exchanger side and be arranged on the low-temperature flue gas room of described heat exchanger opposite side, the entrance of the flue gas flow path of described heat exchanger is arranged on the end wall of described high-temperature flue gas room, the outlet of the flue gas flow path of described heat exchanger is arranged on the end wall of described low-temperature flue gas room, the heat conduction inflow entrance of described heat exchanger is arranged on described heat exchanger on the sidewall of one end, described low-temperature flue gas room, the conduction oil outlet of described heat exchanger is arranged on described heat exchanger on the sidewall of one end, described high-temperature flue gas room.
Described heat exchanger comprises several bellowss be arranged in parallel, and arranges some fins at described bellows outer side wall.
Described heat exchanger also comprises at least one for changing conduction oil flow direction to extend the baffle plate of heat-exchange time.
Described baffle plate extends from a sidewall of described heat exchanger to another sidewall, and and distance between another sidewall be more than or equal to 2 times of calibers of described bellows, maximum heat transfer effect can be reached, effectively utilize fume afterheat.
Described water heater comprises heat exchanger, be arranged on the high-temperature flue gas room of described heat exchanger side, be arranged on the low-temperature flue gas room of described heat exchanger opposite side, the entrance of the flue gas flow path of described heat exchanger is arranged on the end wall of described high-temperature flue gas room, the outlet of the flue gas flow path of described heat exchanger is arranged on the end wall of described low-temperature flue gas room, the entrance on the current road of described heat exchanger is arranged on described heat exchanger on the sidewall of one end, described low-temperature flue gas room, the outlet on the current road of described heat exchanger is arranged on described heat exchanger on the sidewall of one end, described high-temperature flue gas room.
Described heat exchanger comprises several three-dimensional riffled tubes be arranged in parallel, and flue gas flows into described low-temperature flue gas room from described high-temperature flue gas room through described three-dimensional riffled tube, and water is at the outside of described three-dimensional riffled tube and the flue gas heat exchange flowing through described internal-rib pipe.
The heat exchanger of described water-to-water heat exchanger comprises at least one for changing water flow direction to extend the baffle plate of heat-exchange time, described baffle plate extends from a sidewall of described heat exchanger to another sidewall, and and distance between another sidewall be more than or equal to 2 times of calibers of described three-dimensional internal-rib pipe pipe.
Described steam generator is double layer construction, its internal layer is connected with thermal conductive oil pipeline, and skin communicates with hot-water line, and described endothecium structure is made up of with 8 straight tubes both being connected upper and lower two ring-shaped round pipe, the diameter of described ring-shaped round pipe is 100 millimeters, circle diameter 600 millimeters; Described straight tube diameter 50 millimeters, length 1000 millimeters; Base circle pipe is connected with heat conductive oil inlet pipe, and upper, annular pipe is connected with conduction oil outer pipe.
Described layer structure is hollow cylinder structure; The diameter of described cylinder is 1000 millimeters, height 1500 millimeters, wall thickness 10 millimeters; Bottom is connected with hot water inlet pipe, and top is provided with steam (vapor) outlet, mounting safety valve on described steam (vapor) outlet.
Compared with prior art, the advantage that the utility model has and Advantageous Effects as follows: 1. heat recovery efficiency is high: diesel engine discharge 400 DEG C of high-temperature flue gas drop to 110 DEG C through two-stage heat-exchange temperature, reuse efficiency reaches more than 70%.; 2. steam production and pressure stability: because system is by heat accumulation fuel tank, when system start-stop and intermitten service, the deep fat stored in fuel tank can play balanced action, guarantees steam production and pressure stability.3. gross contamination emission greatly reduces: owing to utilizing fume afterheat can produce a large amount of steam, thus saved a large amount of fuel, total emissions of major pollutants also greatly reduces.
[accompanying drawing explanation]
Fig. 1 is embodiment 1 structural representation of a kind of efficient waste heat recycling system of the utility model;
Fig. 2 is embodiment 2 structural representation of a kind of efficient waste heat recycling system of the utility model;
Fig. 3 is the main TV structure schematic diagram of steam generator in a kind of efficient waste heat of the utility model recycling system;
Fig. 4 is the plan structure schematic diagram of steam generator in a kind of efficient waste heat recycling system of the utility model;
Fig. 5 is the main TV structure schematic diagram of heat-condutive oil heat exchanger in a kind of efficient waste heat of the utility model recycling system;
Fig. 6 is the plan structure schematic diagram of heat-condutive oil heat exchanger in a kind of efficient waste heat recycling system of the utility model.
[embodiment]
Below in conjunction with the drawings and specific embodiments, explanation is described in detail to the utility model.
Embodiment 1
A kind of efficient waste heat recycling system, as shown in Figure 1, may be used for diesel tail gas waste heat to recycle, it comprises waste heat recovering device and residual heat using device, described waste heat recovering device comprises heat-condutive oil heat exchanger, heat accumulation fuel tank and steam generator, the side of described heat-condutive oil heat exchanger is connected with Diesel Engine Exhaust Pipe and communicates, the opposite side of described heat-condutive oil heat exchanger is fume emission mouth, the conduction oil outlet of described heat-condutive oil heat exchanger is connected with described heat accumulation fuel tank by transport pipe, described heat accumulation fuel tank is connected with the thermal source inlet opening of steam generator by transport pipe, the thermal source delivery outlet of described steam generator is connected with the conduction oil entrance of described heat-condutive oil heat exchanger by transport pipe, form conduction oil circulating heat exchanging pipe system, described residual heat using device comprises water heater, described water heater one end is connected with described fume emission mouth, the other end is connected with fume emission chimney, the water intake of described water heater is connected with water pump by conduit pipe, the water outlet of described water heater is connected with the water input of steam generator by conduit pipe, steam exports by the steam (vapor) outlet of described steam generator, for generating or heating.Water heater is entered after about the 400 DEG C high-temperature flue gas that diesel engine is discharged enter heat-condutive oil heat exchanger and conduction oil heat exchange by connecting tube, heat entrained by flue gas is only absorbed by the water further, finally enter chimney, achieve a large amount of heat recoveries, reach energy-efficient object.Conduction oil is heated to after more than 170 DEG C from 150 DEG C and passes out to fuel reserve tank by described heat-condutive oil heat exchanger, then squeezes into vaporizer internal layer by oil pump through filter.The cold water of 20 DEG C absorbs after flue gas heat can be warmed up to 130 DEG C and enters vaporizer skin in water heater, and produces steam after conduction oil septate heat transfer and gives user and use.Carry out one-level heat exchange with conduction oil and diesel engine vent gas, and can store and heat accumulation fuel tank; Then preheating is carried out with the waste heat flue gas of discharging by the water of water heater to input steam generator, in steam generator, then carry out heat exchange be converted into steam export with conduction oil, can be used for generating etc., effective recovery diesel engine vent gas heat extraction waste heat, reduce field work energy resource supply, cost-saving.Wherein, described heat accumulation fuel tank arranges outlet pipe, or Decompression valves is set on described heat accumulation fuel tank, for pressure release, ensure safety.Preferably, the temperature of described water pump input water is 70 DEG C, energy saving that can be preferential.The flue-gas temperature finally taken is only 110 DEG C, can alleviate environmental pollution.Described heat accumulation fuel tank is connected with the thermal source inlet opening of steam generator by oil pump, between described oil pump and the thermal source inlet opening of steam generator, arrange filter, for filtering conduction oil.Outlet pipe is set at described heat accumulation fuel tank, produces the danger such as blast to prevent heat accumulation tank internal pressure excessive.
Described steam generator is double layer construction, as shown in Figure 3 and Figure 4, its internal layer arranges the conduction oil entrance 32 that is connected with conduction oil transport pipe and conduction oil exports 31, and the skin 37 being wrapped in described internal layer is provided with the water input 34 and steam (vapor) outlet 33 that are connected with conduit pipe.Described endothecium structure is made up of with 8 straight tubes 35 being connected two described ring-shaped round pipe 36 upper and lower two ring-shaped round pipe 36, and the diameter of described ring-shaped round pipe 36 is 100 millimeters, circle diameter 600 millimeters; Described straight tube diameter 50 millimeters, length 1000 millimeters; The ring-shaped round pipe 36 of bottom arranges conduction oil entrance 32 and is connected with heat conductive oil inlet pipe, and the ring-shaped round pipe 36 on top arranges conduction oil outlet 31 and is connected with conduction oil outer pipe.Described ring-shaped round pipe 36 arranges minimum three, and described straight tube 35 is connected with the inner chamber of described ring-shaped round pipe 36 and communicates.Like this, after described conduction oil can carry out minimum mixed once in described ring-shaped round pipe 36 reallocation enter straight tube in, heat exchange is more even.At described straight tube 35 outer side wall, the fin for improving heat transfer effect is set.Described fin arranging around outer wall spiral on described straight tube 35, heat transfer effect is effectively promoted.The described structure of outer 37 is hollow cylinder structure; The diameter of described hollow cylinder is 1000 millimeters, height 1500 millimeters, wall thickness 10 millimeters; Arrange water input 34 bottom it to be connected with hot water inlet pipe, top is provided with steam (vapor) outlet 33, mounting safety valve on described steam (vapor) outlet 33.Internal layer is installed in the described cavity of outer 37.Described hollow cylinder madial wall arranges minimum three pieces of helical guide plates extended along hollow cylinder sidewall, form diversion channel, make water waiting time in hollow cylinder long, and area of contact is large, improve steam production between described guide plate.The process parameter of described steam generator is produce heat for described diesel emission waste heat specially to arrange, and has cost-saving, and the advantage met the demands.
Exhaust duct between described Diesel Engine Exhaust Pipe and heat-condutive oil heat exchanger is provided with the second modulating valve, for regulating the amount of the discharge flue gas of importing, to regulate can operating with the optimum state of whole system.Described Diesel Engine Exhaust Pipe top is provided with the first modulating valve, carries out heat exchange for intercepting discharge flue gas input heat-condutive oil heat exchanger.
Described heat-condutive oil heat exchanger as shown in Figure 5 and Figure 6, comprise heat exchanger 47, be arranged on the high-temperature flue gas room 41 of described heat exchanger side, be arranged on the low-temperature flue gas room 42 of described heat exchanger 47 opposite side, the entrance of the flue gas flow path of described heat exchanger is arranged on the end wall of described high-temperature flue gas room 41, the outlet of the flue gas flow path of described heat exchanger is arranged on the end wall of described low-temperature flue gas room 42, the heat conduction inflow entrance 44 of described heat exchanger is arranged on described heat exchanger on the sidewall of one end, described low-temperature flue gas room 42, the conduction oil outlet 43 of described heat exchanger is arranged on described heat exchanger on the sidewall of one end, described high-temperature flue gas room 41.Make conduction oil and high-temperature flue gas form counter-flowing heat exchange, further increase the transmission efficiency of heat.Described heat exchanger 47 comprises several bellowss 46 be arranged in parallel, and flue gas flows into described low-temperature flue gas room 42 from described high-temperature flue gas room 41 through described bellows 46, and conduction oil is at the outside of described bellows 46 and the flue gas heat exchange flowing through described bellows.Described bellows 46 is placed with some at described heat exchanger 47, and multiple described bellows 46, as the heat exchange interface of flue gas and conduction oil, improves the area of contact of heat exchange, thus improves the transmission efficiency of flue gas heat.Some fins are set at described bellows 46 outer side wall, for effectively improving the area of contact of heat exchange, the flow velocity of conduction oil can be made to reduce simultaneously, improving heat transfer effect.Described fin can be spiral helicinely be fixed on described bellows 46 outer surface.Described heat exchanger 47 also comprises at least one for changing conduction oil flow direction to extend the baffle plate 45 of heat-exchange time.Described baffle plate 45 extends from a sidewall of described heat exchanger 47 to another sidewall, and and distance between another sidewall be more than or equal to 2 times of calibers of described bellows, maximum heat transfer effect can be reached, effectively utilize fume afterheat.High-temperature flue gas from described exhaust duct of diesel engine flows into the entrance of the flue gas flow path of described heat exchanger 47, conduction oil from oil pump flows into the conduction oil entrance 44 of described heat exchanger, after flue gas and conduction oil heat exchange, low-temperature flue gas flows into described water heater from the outlet of the flue gas flow path of described heat exchanger by pipeline, and the conduction oil after intensification flows into heat accumulation fuel tank from the conduction oil outlet 43 of described heat exchanger by pipeline.Most of heat recovery in flue gas is used for heating conduction oil by heat exchanger, so just greatly improves the utilization ratio of diesel engine exhaust waste heat.
Described water heater structure and heat-condutive oil heat exchanger similar, it comprises heat exchanger, be arranged on the high-temperature flue gas room of described heat exchanger side, be arranged on the low-temperature flue gas room of described heat exchanger opposite side, the entrance of the flue gas flow path of described heat exchanger is arranged on the end wall of described high-temperature flue gas room, the outlet of the flue gas flow path of described heat exchanger is arranged on the end wall of described low-temperature flue gas room, the entrance on the current road of described heat exchanger is arranged on described heat exchanger on the sidewall of one end, described low-temperature flue gas room, the outlet on the current road of described heat exchanger arranges heat exchanger described in this on the sidewall of one end, described high-temperature flue gas room.Water and high-temperature flue gas form counter-flowing heat exchange, further increase the transmission efficiency of heat.Described heat exchanger comprises several three-dimensional riffled tubes be arranged in parallel, and flue gas flows into described low-temperature flue gas room from described high-temperature flue gas room through described three-dimensional riffled tube, and water is at the outside of described three-dimensional riffled tube and the flue gas heat exchange flowing through internal-rib pipe.Multiple three-dimensional internal-rib pipe, as the heat exchange interface of flue gas and water, improves the area of contact of heat exchange, thus improves the transmission efficiency of flue gas heat.The heat exchanger of described water-to-water heat exchanger comprises at least one for changing water flow direction to extend the baffle plate of heat-exchange time, described baffle plate extends from a sidewall of described heat exchanger to another sidewall, and and distance between another sidewall be more than or equal to 2 times of calibers of described three-dimensional internal-rib pipe pipe.Water heater is entered after the high-temperature flue gas that the utility model diesel engine is discharged enters heat-condutive oil heat exchanger and conduction oil heat exchange by connecting tube, heat entrained by flue gas is only absorbed by the water further, finally enter chimney, achieve a large amount of heat recoveries, reach energy-efficient object.Heat-condutive oil heat exchanger passes out to heat accumulation fuel tank after conduction oil is heated to 170 DEG C from 150 DEG C, then squeezes into vaporizer by oil pump.Cold water absorbs after flue gas heat is warmed up to 130 DEG C and enters vaporizer in water heater, and can produce 4 kg of vapor after conduction oil septate heat transfer and gives user and use.
Embodiment 2
As shown in Figure 2, described Diesel Engine Exhaust Pipe arranges fairlead and is connected with electricity generating device 1, quote high temperature air in described Diesel Engine Exhaust Pipe and generate electricity; Described plant emissions flue gas imports in described Diesel Engine Exhaust Pipe.The electric energy that described electricity generating device produces may be used for illumination etc.In order to improve steam generator working efficiency, in the hollow cylinder of the layer structure of described steam generator, arrange electric heating wire, described electric heating wire is connected by electric wire with electricity generating device.Auxiliary heating can be carried out by electric heating wire to the water in described hollow cylinder, improve steam generation efficiency, also better can utilize the waste heat of described Diesel Engine Exhaust Pipe simultaneously.
More than describe preferred embodiment of the present utility model in detail, should be appreciated that the ordinary skill of related domain just can make many modifications and variations according to design of the present utility model without the need to creative work.Therefore, all technician in the art according to the utility model design on prior art basis by logical analysis, reasoning or according to the available technological scheme of limited experiment, all should by among the determined protection domain of these claims.
Claims (9)
1. an efficient waste heat recycling system, it is characterized in that: comprise waste heat recovering device and residual heat using device, described waste heat recovering device comprises heat-condutive oil heat exchanger, heat accumulation fuel tank and steam generator, the side of described heat-condutive oil heat exchanger is connected with Diesel Engine Exhaust Pipe and communicates, the opposite side of described heat-condutive oil heat exchanger is fume emission mouth, the conduction oil outlet of described heat-condutive oil heat exchanger is connected with described heat accumulation fuel tank by transport pipe, described heat accumulation fuel tank is connected with the thermal source inlet opening of steam generator by transport pipe, the thermal source delivery outlet of described steam generator is connected with the conduction oil entrance of described heat-condutive oil heat exchanger by transport pipe, form conduction oil circulating heat exchanging pipe system, described residual heat using device comprises water heater, described water heater one end is connected with described fume emission mouth, the other end is connected with fume emission chimney, the water intake of described water heater is connected with water pump by conduit pipe, the water outlet of described water heater is connected with the water input of steam generator by conduit pipe, and steam exports by the steam (vapor) outlet of described steam generator.
2. a kind of efficient waste heat recycling system as claimed in claim 1, it is characterized in that: described steam generator is double layer construction, its internal layer arranges the conduction oil entrance that is connected with conduction oil transport pipe and conduction oil exports, and the skin being wrapped in described internal layer is provided with the water input and steam (vapor) outlet that are connected with conduit pipe; Described endothecium structure is made up of with 8 straight tubes being connected two described ring-shaped round pipe upper and lower two ring-shaped round pipe, the ring-shaped round pipe of bottom arranges conduction oil entrance and is connected with heat conductive oil inlet pipe, and the ring-shaped round pipe on top arranges conduction oil outlet and is connected with conduction oil outer pipe; Minimum three pieces of helical guide plates extended along hollow cylinder sidewall are set at described outer sidewall, between described guide plate, form diversion channel.
3. a kind of efficient waste heat recycling system as claimed in claim 2, it is characterized in that: the exhaust duct between Diesel Engine Exhaust Pipe and heat-condutive oil heat exchanger is provided with the second modulating valve, described Diesel Engine Exhaust Pipe top is provided with the first modulating valve, carries out heat exchange for intercepting discharge flue gas input heat-condutive oil heat exchanger.
4. a kind of efficient waste heat recycling system as claimed in claim 1, it is characterized in that: described heat-condutive oil heat exchanger comprises heat exchanger, be arranged on the high-temperature flue gas room of described heat exchanger side and be arranged on the low-temperature flue gas room of described heat exchanger opposite side, the entrance of the flue gas flow path of described heat exchanger is arranged on the end wall of described high-temperature flue gas room, the outlet of the flue gas flow path of described heat exchanger is arranged on the end wall of described low-temperature flue gas room, the heat conduction inflow entrance of described heat exchanger is arranged on described heat exchanger on the sidewall of one end, described low-temperature flue gas room, the conduction oil outlet of described heat exchanger is arranged on described heat exchanger on the sidewall of one end, described high-temperature flue gas room.
5. a kind of efficient waste heat recycling system as claimed in claim 4, is characterized in that: described heat exchanger comprises several bellowss be arranged in parallel and arranges some fins at described bellows outer side wall.
6. a kind of efficient waste heat recycling system as claimed in claim 5, is characterized in that: described heat exchanger also comprises at least one for changing conduction oil flow direction to extend the baffle plate of heat-exchange time.
7. a kind of efficient waste heat recycling system as claimed in claim 6, it is characterized in that: described baffle plate extends from a sidewall of described heat exchanger to another sidewall, and and the distance between another sidewall is more than or equal to 2 times of calibers of described bellows, maximum heat transfer effect can be reached, effectively utilize fume afterheat.
8. a kind of efficient waste heat recycling system as claimed in claim 1, it is characterized in that: described water heater comprises heat exchanger, be arranged on the high-temperature flue gas room of described heat exchanger side, be arranged on the low-temperature flue gas room of described heat exchanger opposite side, the entrance of the flue gas flow path of described heat exchanger is arranged on the end wall of described high-temperature flue gas room, the outlet of the flue gas flow path of described heat exchanger is arranged on the end wall of described low-temperature flue gas room, the entrance on the current road of described heat exchanger is arranged on described heat exchanger on the sidewall of one end, described low-temperature flue gas room, the outlet on the current road of described heat exchanger is arranged on described heat exchanger on the sidewall of one end, described high-temperature flue gas room.
9. a kind of efficient waste heat recycling system as claimed in claim 8, it is characterized in that: described heat exchanger comprises several three-dimensional riffled tubes be arranged in parallel, flue gas flows into described low-temperature flue gas room from described high-temperature flue gas room through described three-dimensional riffled tube, and water is at the outside of described three-dimensional riffled tube and the flue gas heat exchange flowing through internal-rib pipe.
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| CN201420272227.7U CN204082378U (en) | 2014-05-26 | 2014-05-26 | A kind of efficient waste heat recycling system |
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| CN201420272227.7U CN204082378U (en) | 2014-05-26 | 2014-05-26 | A kind of efficient waste heat recycling system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104033271A (en) * | 2014-05-26 | 2014-09-10 | 北京时代科锐新能源科技有限公司 | Efficient waste heat recycling system |
| CN108278777A (en) * | 2017-12-28 | 2018-07-13 | 东莞市上为实业有限公司 | Heating plant for composite plate laminating machine |
| CN108654123A (en) * | 2018-05-31 | 2018-10-16 | 济宁市邦良生物科技有限公司 | A kind of continous way evaporation of the solvent retracting device |
| CN109469894A (en) * | 2018-11-26 | 2019-03-15 | 贺全顺 | The hanging multi-functional thermally conductive fort of column |
| CN110159453A (en) * | 2019-04-28 | 2019-08-23 | 中国石油天然气股份有限公司 | Waste heat recovery device for engine |
-
2014
- 2014-05-26 CN CN201420272227.7U patent/CN204082378U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104033271A (en) * | 2014-05-26 | 2014-09-10 | 北京时代科锐新能源科技有限公司 | Efficient waste heat recycling system |
| CN104033271B (en) * | 2014-05-26 | 2016-06-15 | 北京时代科锐新能源科技有限公司 | A kind of efficient waste heat recycling system |
| CN108278777A (en) * | 2017-12-28 | 2018-07-13 | 东莞市上为实业有限公司 | Heating plant for composite plate laminating machine |
| CN108654123A (en) * | 2018-05-31 | 2018-10-16 | 济宁市邦良生物科技有限公司 | A kind of continous way evaporation of the solvent retracting device |
| CN108654123B (en) * | 2018-05-31 | 2023-11-07 | 济宁市邦良生物科技有限公司 | Continuous solvent evaporation recovery unit |
| CN109469894A (en) * | 2018-11-26 | 2019-03-15 | 贺全顺 | The hanging multi-functional thermally conductive fort of column |
| CN110159453A (en) * | 2019-04-28 | 2019-08-23 | 中国石油天然气股份有限公司 | Waste heat recovery device for engine |
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