CN2342114Y - Flow type thermoelectric combined supply device - Google Patents
Flow type thermoelectric combined supply device Download PDFInfo
- Publication number
- CN2342114Y CN2342114Y CN97247620U CN97247620U CN2342114Y CN 2342114 Y CN2342114 Y CN 2342114Y CN 97247620 U CN97247620 U CN 97247620U CN 97247620 U CN97247620 U CN 97247620U CN 2342114 Y CN2342114 Y CN 2342114Y
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- liquid
- diesel engine
- water
- outlet
- heat exchanger
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E20/00—Combustion technologies with mitigation potential
- Y02E20/14—Combined heat and power generation [CHP]
-
- 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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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model relates to a flow type thermoelectric combined supply device. A heat exchanging muffler for a diesel engine is connected with an outlet of an exhaust pipe of the diesel engine. A cold water tank and a liquid-liquid heat exchanger are arranged on a chassis of a trailer. A clean water inlet of the liquid-liquid heat exchanger is connected with an outlet of the cold water tank, and the clean water outlet is connected with an upper chamber of a water tank of the heat exchanging muffler. A temperature controlling valve is arranged between a thermostat of the diesel engine and a connecting pipeline of an inlet of a water radiator. A cooling liquid inlet of the liquid-liquid heat exchanger is connected with an outlet of the temperature controlling valve, and a cooling liquid outlet of the liquid-liquid heat exchanger is connected with a cooling liquid circulating water pump of the diesel engine. A heat storing water tank is arranged on the chassis of the trailer, and an inlet of the heat storing tank is connected with a constant temperature valve at the point of a hot water outlet of the heat exchanging muffler.
Description
The utility model relates to a kind of device of UTILIZATION OF VESIDUAL HEAT IN, particularly a kind of device that utilizes the diesel generating set waste heat.
The characteristics of transport development, national defense construction and oil drilling etc. are that mobile big, the job location is remote, the impossible electric network source of supplying with of local power supply department.Therefore, unit in charge of construction and army must be power autonomous.At present domestic each employed mobile electric power of construction department mainly is a diesel generating set, and it is by diesel engine, changes the heat energy of fuel combustion into mechanical energy, and then drives generator and make mechanical energy change electric energy into, externally power supply.For preventing diesel engine when running, high-temperature fuel gas and fricative heat descend diesel engine performance, guarantee the unit reliable operation, usually supporting diesel engine all adopts the water-cooled diesel engine of enclosed pump circulation, it can be when atmospheric condition (ambient temperature) and diesel engine condition change, can guarantee that diesel engine works under optimal temperature regime, and behind starting cold, can reach the water temperature of diesel engine running requirements rapidly, the liquid circulation route that its supporting diesel engine water-cooled is as shown in Figure 4, this water-cooled system is by circulating water pump, lube oil cooler for diesel engine, the diesel-engine body water cavity, the cylinder cover for diesel engine water cavity, water-cooled is a thermostat, composition such as water radiator and fan, in this water-cooled system, the high temperature coolant that comes out from diesel engine, cool off the cooled water diesel engine that goes back again to cool off by the fan F.D by water radiator.Because the cooling of high temperature coolant is by the effect of water radiator and fan, carries out gas---the liquid heat exchange, make the heat energy of water become hot air flow and in air, distribute, the heat energy of high temperature coolant is then by having slatterned in vain like this.In addition, also having a large amount of heats to be discharged from the waste gas that diesel engine is discharged slatterns.Therefore this class diesel generating set operating thermal efficiency is low, generally has only 30-40%, and can only singlely power, can not heat supply, and the hot water that required boiling water of drinking of workmen and bathing are used also needs other heating equipment to provide.Studies show that, the diesel generating set of single power supply mode, waste-heat rejection and water-cooled be the thermal loss sum up to 60%, therefore, from high-temp waste gas and cooling liquid, carry out heat recovery, have very big potentiality.In addition, noise was very big when above-mentioned diesel generating set moved, and can produce certain harm to human body, can not adapt to labor protection and environmental protection requirement.
The purpose of this utility model is exactly in order to address the above problem, and provides a kind of thermal efficiency high and can power and flowing type cogenerator that can heat supply.
Technical solution of the present utility model:
A kind of flowing type cogenerator, it includes diesel engine, generator and instrument control box, and they are installed on the trailer chassis, and are positioned at the over body case that links to each other with the chassis, and wherein the front end of diesel engine is provided with water radiator, it is characterized in that:
A, be connected with diesel engine heat exchange-type silencing apparatus at the exhaust outlet place of diesel engine;
B, on trailer chassis, be provided with cold-water tank and liquid---liquid heat exchanger, the outlet of cold-water tank and liquid---the import of liquid heat exchanger clean water is connected, the clean water outlet of liquid---liquid heat exchanger is connected with the upper water box chamber of heat exchange-type silencing apparatus by pipeline, between the thermostat of Diesel Engine Coolants outlet and water radiator inlet connecting branch road, be provided with thermostat valve, the outlet of thermostat valve connects liquid---the cooling liquid inlet of liquid heat exchanger, and the cooling liquid outlet of liquid---liquid heat exchanger connects the Diesel Engine Coolants circulating water pump;
C, trailer chassis are provided with the thermal storage water tank, and its import links to each other with the hot water exit's of heat exchange-type silencing apparatus thermostatic valve.
Because the utility model is between the big or small circulation route of former diesel engine cooling system and connect one by thermostat valve and liquid---the cooling liquid heat recovery circulation loop that liquid heat exchanger is formed, so make that the waste heat of Diesel Engine Coolants is reclaimed.
The utility model utilizes the waste heat of diesel engine, carry out externally heat supply after the heat exchange, its heat supply partly is under the prerequisite that guarantees the diesel generating set normal power supply, with the high-temp waste gas of diesel emission and the waste heat of cooling liquid, be converted to useful heat energy and externally heat supply, so heat supply part other consumes energy not, its integrated heat efficiency in theory can be greater than 60%, under the situation that does not change the diesel engine structure, integrated heat efficiency reaches 〉=and 55%, its using energy source level steps a stage significantly.The utility model maneuverability is convenient to transition, can adapt to the needs of no mains supplies such as transport development, national defense construction, field work.Simultaneously can be according to user's requirement, the product that manufactures vehicle carried type, trailer style and do not have various ways such as chassis type also can be installed and aboard ship use, and only needs to change the chassis into hull and gets final product.The utility model has also adopted the comprehensive Noise Reduction measure, and promptly complete machine is isolated with over body case and external environment, adds heat exchange-type silencing apparatus and secondary muffler simultaneously, so noise level has reduced 20-25dB (A).The utility model is simple in structure, produces easily, has adopted the heat exchange-type silencing apparatus, and air guided mobile in complete machine acoustic hood inner tissue, thereby makes the ambient temperature of unit operation controlled.Heat-supplying mode of the present utility model can be hot water, boiling water or steam, and desirable foundry boiler or small-sized boiler for domestic on the ground for the user improves energy utilization rate, improves working conditions, provides new product.
Fig. 1 is a structural representation of the present utility model;
Fig. 2 is a heat recovery flowage structure schematic representation of the present utility model;
Fig. 3 is that diesel engine enclosed pump circulation water-cooled of the present utility model is a heat recovery route schematic representation;
Fig. 4 is the liquid circulation route schematic representation of existing diesel enclosed pump circulation water-cooled system.
As Fig. 1,2, the utility model includes diesel engine 1, generator 2 and instrument control box 3, and they are installed on the trailer chassis 4, and is positioned at the over body case 5 that links to each other with chassis 4, and wherein the front end of diesel engine 1 is provided with water radiator 6.Characteristics of the present utility model are to be connected with diesel engine heat exchange-type silencing apparatus 7 at the exhaust outlet place of diesel engine 1.This silencing apparatus 7 is made up of upper and lower center tube and outer cylinder body, outer cylinder body is divided into upper water box chamber and following noise reduction heat exchanger by the intermediate clapboard of inside again, its detailed structure and principle see that the patent No. that the applicant applied on May 18th, 95 is " diesel engine heat exchange-type silencing apparatus " patent of ZL95239777.3, the lower center tube end opening of silencing apparatus 7 is connected with Diesel Engine Exhaust Pipe, and suitable for reading the drawing with atmosphere of its upper center tube communicates.On trailer chassis 4, be provided with cold-water tank 8 and tube still type liquid---liquid heat exchanger 9, liquid---liquid heat exchanger 9 is an existing product, its clean water import a is connected with the outlet of cold-water tank 8, its clean water outlet b is connected with the upper water box chamber of heat exchange-type silencing apparatus 7 by pipeline, between the inlet connecting branch road of the thermostat 10 of diesel engine 1 cooling liquid outlet and water radiator 6, be provided with thermostat valve 11, the outlet of thermostat valve 11 connects liquid---and the cooling liquid inlet c of liquid heat exchanger 9, the cooling liquid outlet d of liquid---liquid heat exchanger 9 connects the liquid circulation water pump 12 of diesel engine 1.Also be provided with thermal storage water tank 13 on trailer chassis 4, its import is connected with the hot water exit's of heat exchange-type silencing apparatus 7 thermostatic valve 14.In the utility model, cold-water tank 8 should be placed in the top of over body case 5, so that utilize the gravity field effect to liquid---and liquid heat exchanger 9 supplies water, and can save a water pump.Waste gas outlet at diesel engine heat exchange-type silencing apparatus 7 is that its upper center tube place suitable for reading can be connected with a secondary muffler 15 again, and it also is an existing product, and exhaust noise is further reduced.The position that the outlet pipe correspondence of heat exchange-type silencing apparatus 7 passes over body case 5 is provided with corrugated pipe connector 16, to reduce the damage that heat exchange-type silencing apparatus 7 occurs because of vibration.Diesel engine enclosed pump circulation water-cooled of the present utility model is heat recovery route such as Fig. 3, owing to be provided with and have the temperature thermostat valve 11 of control automatically, then when diesel engine 1 ran well, cooling liquid was only passed through liquid---and liquid heat exchanger 9 makes the heat energy of cooling liquid partly obtain reclaiming.If diesel engine 1 is serious when overheated, or liquid---when cut off the water supply in the outer water source of liquid heat exchanger 9, thermostat valve 11 is just connected water radiator 6, carries out gas---and the liquid heat exchange makes the cooling liquid cooling.
Power supply process of the present utility model is identical with existing diesel generator, and the thermal source of heat supply part is the high-temp waste gas of diesel engine 1 and the waste heat of cooling liquid.Its working procedure is as follows:
During diesel engine 1 running, if coolant temperature is lower than 70 ℃, the flowing water Valve of thermostat 10 is closed, and bypass valve is opened, and cooling liquid flows directly into circulating water pump 12 through return pipe, sends diesel engine 1 back to, carries out short circle.When coolant temperature reaches 70 ℃ of left and right sides, the outlet valve of thermostat 10 begins to open, at this moment, the part cooling liquid of diesel engine 1 is through the heat recovery water pipe, flow into liquid---liquid heat exchanger 9, cooling liquid flows into recycle pump water 12 after the heat exchange cooling, pumped back diesel engine 1 carries out cooling liquid heat recovery circulation.Remaining cooling liquid, still the bypass valve through thermostat 10 flows into circulating water pump 12.When coolant temperature reaches about 83 ℃, the outlet valve of thermostat 10 is opened fully, and bypass valve cuts out.At this moment, the cooling liquid of diesel engine 1 is all carried out the heat recovery circulation.When coolant temperature reached 90 ℃ of left and right sides, the major cycle valve of thermostat valve 11 began to open.At this moment, the cooling liquid major part is carried out the heat recovery circulation, and sub-fraction inflow water radiator 6 carries out gas in addition---and the liquid heat exchange flows into circulating water pump 12 then and carries out major cycle.When diesel engine 1 moves under the overburdening operating mode, coolant temperature reaches 95 ℃, the major cycle valve complete opening of thermostat valve 11, and cooling liquid is then carried out heat recovery circulation and major cycle simultaneously.
The cold water of cleaning, be stored in the cold-water tank 8 at over body case 5 tops from the filler 20 of cold-water tank, when opening hand sluice valve 17, cold water flows into liquid through pipeline---liquid heat exchanger 9, carry out the heating first time, and then gas is carried out in the upper water box chamber on inflow heat exchange-type silencing apparatus 7 tops---the liquid heat exchange.After clean water is carried out the heating second time, flow into thermal storage water tank 13 through thermostatic valve 14.The temperature control of thermostatic valve 14 is adjustable, after the water-exit temperature that requires is set, changes as temperature, and thermostatic valve 14 can change water flow automatically, to guarantee effluent temperature constancy.
Cooling-water temperature sensor 18 is equipped with on the top of heat exchange-type silencing apparatus 7, and it is connected with water-thermometer, can monitor the temperature of water on instrument control box 3.When the upper water box room pressure on heat exchange-type silencing apparatus 7 tops was too high, 19 on safety valve was opened decompression automatically.
The high-temp waste gas of diesel engine 1 discharging carries out heat exchange in heat exchange-type silencing apparatus 7, and after exhaust sound decayed, the secondary muffler 15 through being arranged on cold-water tank 8 tops entered atmosphere.
For preventing that vibrations from damaging pipeline and connecting, flexible joint is all adopted in the water pipe connection, and on the top of heat exchange-type silencing apparatus 7, is provided with corrugated pipe connector 16.
Claims (4)
1, a kind of flowing type cogenerator, it includes diesel engine, generator and instrument control box, and they are installed on the trailer chassis, and are positioned at the over body case that links to each other with the chassis, and wherein the front end of diesel engine is provided with water radiator, it is characterized in that:
A, be connected with diesel engine heat exchange-type silencing apparatus at the exhaust outlet place of diesel engine;
B, on trailer chassis, be provided with cold-water tank and liquid---liquid heat exchanger, the outlet of cold-water tank and liquid---the import of liquid heat exchanger clean water is connected, the clean water outlet of liquid---liquid heat exchanger is connected with the upper water box chamber of heat exchange-type silencing apparatus by pipeline, between the thermostat of Diesel Engine Coolants outlet and water radiator inlet connecting branch road, be provided with thermostat valve, the outlet of thermostat valve connects liquid---the cooling liquid inlet of liquid heat exchanger, and the cooling liquid outlet of liquid---liquid heat exchanger connects the Diesel Engine Coolants circulating water pump;
C, trailer chassis are provided with the thermal storage water tank, and its import links to each other with the hot water exit's of heat exchange-type silencing apparatus thermostatic valve.
2, by the described flowing type cogenerator of claim 1, it is characterized in that described cold-water tank should be installed in the over body case top.
3, by the described flowing type cogenerator of claim 1, it is characterized in that the waste gas outlet of heat exchange-type silencing apparatus can be connected with a secondary muffler again.
4, by the described flowing type cogenerator of claim 1, the position that the outlet pipe correspondence that it is characterized in that the heat exchange-type silencing apparatus passes over body case is provided with corrugated pipe connector.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97247620U CN2342114Y (en) | 1997-10-28 | 1997-10-28 | Flow type thermoelectric combined supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN97247620U CN2342114Y (en) | 1997-10-28 | 1997-10-28 | Flow type thermoelectric combined supply device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2342114Y true CN2342114Y (en) | 1999-10-06 |
Family
ID=33955046
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN97247620U Expired - Fee Related CN2342114Y (en) | 1997-10-28 | 1997-10-28 | Flow type thermoelectric combined supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2342114Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619620A (en) * | 2012-04-10 | 2012-08-01 | 瑞昌哥尔德发电设备(无锡)制造有限公司 | Mobile high-voltage power station |
| CN108252784A (en) * | 2017-12-26 | 2018-07-06 | 新奥（中国）燃气投资有限公司 | Gas-fired heating and power cogeneration system |
-
1997
- 1997-10-28 CN CN97247620U patent/CN2342114Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102619620A (en) * | 2012-04-10 | 2012-08-01 | 瑞昌哥尔德发电设备(无锡)制造有限公司 | Mobile high-voltage power station |
| CN108252784A (en) * | 2017-12-26 | 2018-07-06 | 新奥（中国）燃气投资有限公司 | Gas-fired heating and power cogeneration system |
| CN108252784B (en) * | 2017-12-26 | 2021-03-02 | 新奥（中国）燃气投资有限公司 | Gas cogeneration system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |