CN201810421U - Generator set residual-heat utilization device - Google Patents
Generator set residual-heat utilization device Download PDFInfo
- Publication number
- CN201810421U CN201810421U CN2010205487800U CN201020548780U CN201810421U CN 201810421 U CN201810421 U CN 201810421U CN 2010205487800 U CN2010205487800 U CN 2010205487800U CN 201020548780 U CN201020548780 U CN 201020548780U CN 201810421 U CN201810421 U CN 201810421U
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- Prior art keywords
- water
- hot water
- heat exchange
- generator set
- heat
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- Expired - Fee Related
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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
-
- 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
- Y02T10/30—Use of alternative fuels, e.g. biofuels
Abstract
The utility model discloses a generator set residual-heat utilization device, which comprises a cooling water heat exchanger, a waste gas heat exchanger, a hot water buffer tank, a hot water diffluence pipeline, a hot water supply control valve and a control device. After the cooling water heat exchanger exchanges heat with circulating water in the generator set, output warm water is sent into the waste gas heat exchanger, simultaneously a data processor controls the hot water supply control valve and a hot water backflow control valve to act via the analysis on data acquired by a temperature sensor and a pressure sensor to make the temperature of hot water obtained after the heat exchange in the waste gas heat exchanger to meet use standard, and the cooled water after use flows back to the hot water buffer tank for next cycle use. The matching of the water flows of two sets of heat exchange devices of the generator set can be better adjusted and distributed by the device so as to fully utilize residual heat of the generator set under the condition of not affecting the circulating water in the generator set, which is conductive to expanding the application range of generator set residual heat.
Description
Technical field
The utility model relates to a kind of residual heat using device, relates in particular to a kind of residual heat using device that is applicable to generator set.
Background technique
Generator set especially marsh gas power generation unit development in recent years is rapid, and country puts into effect policy support plant, sewage treatment works etc. and builds biogas engineering.Traditional generator set seldom adopts exhaust heat to utilize system, and the heat taken away of exhaust directly is dispersed in the atmosphere like this, has both influenced ambient temperature, is unfavorable for the comprehensive utilization of energy again.
In recent years, in Generator Set, also have the exhaust heat recycle device has been installed, but coolant-temperature gage instability through exporting after the heat exchange, its temperature and do not meet the use standard sometimes, thus influenced the using scope of warm water; Beginning of having in addition adopts that circulating water and waste gas carry out heat exchange simultaneously in the generator set, be about to the waste gas that the warm water after the circulating water heat exchange in the generator set is transported in another heat exchanger with generator set again and carry out heat exchange, in this case because the circulating water heat exchange flow of generator set and the needed water flow of waste gas heat switching traffic are difficult to coupling, thereby the warm water that causes final output is not temperature cross low be exactly in the generator set water temperature of circulating water too high, be unfavorable for the safe operation of generator set, use very inconvenient.
The model utility content
Technical problem to be solved in the utility model provides a kind of generator set residual heat using device, solved the water temperature too high or too low shortcoming of generator set after the unstable and heat exchange of coolant-temperature gage that generator set finally goes out when UTILIZATION OF VESIDUAL HEAT IN, and solved when using interior circulating water of generator set and waste gas residual heat to carry out heat exchange simultaneously, two groups of unmatched problems of heat-exchange device water flow, thermally equilibrated demand when having guaranteed generator set work, make full use of the heat that produces when generator set is worked simultaneously, reached the purpose of energy recovery and resource reutilization.
For solving the problems of the technologies described above, the technical solution of the utility model is: the generator set residual heat using device comprises cooling water heat exchanger, comprise the cooling water chamber and the first heat exchange water cavity, described cooling water chamber is connected by pipeline with the interior circulating water cavity of the motor of described generator set; Exhaust-heat exchanger comprises the flue gas channel and the second heat exchange water cavity, and described flue gas channel is connected with the outlet pipe of described gas driven generator group; Described second heat exchange water cavity and the described first heat exchange water cavity are connected in series, and the water outlet of the described second heat exchange water cavity connects external heat supply rising pipe, and the water intake of the described first heat exchange water cavity connects external heat supply water return pipeline; Also comprise: hot water buffering pond, be installed between the water intake and described external heat supply water return pipeline of the described first heat exchange water cavity, comprise pond water intake and pond outlet, described external heat supply water return pipeline connects described pond water intake, described pond outlet is connected with electric water pump, and the water outlet of described electric water pump connects the water intake of the described first heat exchange water cavity; The hot water distribution pipeline is connected between the water outlet and described hot water buffering pond of the described first heat exchange water cavity, and described hot water distribution pipeline is provided with the hot water recycle control valve; The hot water water supply control valve is installed on the described external heat supply rising pipe; Control gear, comprise and be installed in pressure transducer and the temperature transducer on the pipeline between described hot water water supply control valve and the described second heat exchange water cavity, described pressure transducer and temperature transducer are electrically connected with data processing system, and the signal output part of described data processing system is electrically connected described hot water recycle control valve and described hot water water supply control valve.
As optimized technical scheme, described hot water buffering also is provided with level sensor and water pipe on the pond, described level sensor is electrically connected the signal input part of described data processing system, the moisturizing control valve is installed on the described water pipe, and described moisturizing control valve is electrically connected the signal output part of described data processing system.
Owing to adopted technique scheme, the beneficial effects of the utility model are: after circulating water carries out heat exchange in cooling water heat exchanger and the generator set, the warm water of output is sent in the exhaust-heat exchanger, utilize data processing system by temperature transducer and pressure transducer being collected the analysis of data simultaneously, control hot water water supply control valve and the action of hot water recycle control valve, make the hot water temperature who obtains after the exhaust-heat exchanger heat exchange can meet the use standard, the current that use the back to reduce temperature are got back in the hot water buffering pond and are prepared to recycle next time; Can better regulate and distribute the water flow coupling of two groups of heat-exchange devices of generator set by the utility model, reach under the situation that does not influence circulating water in the generator set, make full use of the waste heat of generator set, and make the temperature of final outflow water more stable, help to enlarge the using scope of generator set UTILIZATION OF VESIDUAL HEAT IN.
Description of drawings
Accompanying drawing is the utility model embodiment's a structural representation;
Among the figure: 1-gas driven generator group; The 2-cooling water heat exchanger; The 3-pipeline; The 4-exhaust-heat exchanger; 5 outlet pipes; The external heat supply rising pipe of 6-; The external heat supply water return pipeline of 7-; 8-water buffering pond; 81-pond water intake; The 82-pond outlet; The 83-level sensor; The 84-water pipe; 85-moisturizing control valve; The 9-electric water pump; 10-hot water distribution pipeline; 11-hot water recycle control valve; 12-hot water water supply control valve; The 13-pressure transducer; The 14-temperature transducer; The 15-data processing system.
Embodiment
Below in conjunction with drawings and Examples, further set forth the utility model.In the following detailed description, only some one exemplary embodiment of the present utility model has been described by the mode of explanation.Undoubtedly, those of ordinary skill in the art can recognize, under the situation that does not depart from spirit and scope of the present utility model, can revise described embodiment with various mode.Therefore, accompanying drawing is illustrative with being described in essence, rather than is used to limit the protection domain of claim.
As shown in drawings, the generator set residual heat using device, comprise cooling water heat exchanger 2, be installed on the base of described gas driven generator group 1, cooling water heat exchanger 2 comprises that (cooling water chamber and the first heat exchange water cavity are the internal structure of cooling water heat exchanger 2 for the cooling water chamber and the first heat exchange water cavity, show among the figure), described cooling water chamber is connected by pipeline 3 with the interior circulating water cavity of the motor of described generator set 1; Cooling water heat exchanger described in the present embodiment 2 comprises plate fin type heat exchanger, and be stainless steel structure, circulating water in the gas engine group 1 is closed cooling, and the pressure of circulating water is compared with ordinary water with boiling point all suitable raising, the reliable operation of generator set 1 can be guaranteed, heat exchange efficiency can be improved again with extraneous cold water.
Present embodiment also comprises exhaust-heat exchanger 4, is installed in the top of described generator set 1, is connected with the outlet pipe 5 of described gas driven generator.Described exhaust-heat exchanger 4 comprises the pipe type heat exchanger, and be stainless steel structure, exhaust-heat exchanger 4 comprises that (flue gas channel and the second heat exchange water cavity are the internal structure of exhaust-heat exchanger 4 for the flue gas channel and the second heat exchange water cavity, do not show among the figure), described flue gas channel is connected with the outlet pipe 5 of described gas driven generator group 1, described second heat exchange water cavity and the described first heat exchange water cavity are connected in series by water transport pipeline, make the warm water that carries out in the cooling water heat exchanger 2 after the heat exchange in exhaust-heat exchanger 4, carry out the heat exchange second time, thereby obtain exchanging the higher hot water of back temperature, to reach the heat supply requirement.The water outlet of the described second heat exchange water cavity connects external heat supply rising pipe 6, and hot water output is used, and the water intake of the described first heat exchange water cavity connects external heat supply water return pipeline 7.
Present embodiment also comprises hot water buffering pond 8, be installed between the water intake and described external heat supply water return pipeline 7 of the described first heat exchange water cavity, comprise pond water intake 81 and pond outlet 82, described external heat supply water return pipeline 7 connects described pond water intake 81, described pond outlet 82 is connected with electric water pump 9, and the water outlet of described electric water pump 9 connects the water intake of the described first heat exchange water cavity; Between the water outlet of the described first heat exchange water cavity and described hot water buffering pond 8, also be provided with hot water distribution pipeline 10, described hot water distribution pipeline 10 is provided with hot water recycle control valve 11, the purpose that hot water distribution pipeline 10 and hot water recycle control valve 11 are set is to regulate the water yield that enters exhaust-heat exchanger 4, thereby guarantees that according to the working state of gas driven generator group 1 temperature of output hot water can meet the use standard of equipment such as floor heating.
Hot water water supply control valve 12 is installed on the described external heat supply rising pipe 6, is used to control the output flow of hot water; Control gear, comprise and be installed in pressure transducer 13 and the temperature transducer 14 on the pipeline between described hot water water supply control valve 12 and the described second heat exchange water cavity, described pressure transducer 13 and temperature transducer 14 are electrically connected with data processing system 15, the signal output part of described data processing system 15 is electrically connected described hot water recycle control valve 11 and described hot water water supply control valve 12, the numerical value that data processing system 15 collects according to pressure transducer 13 and temperature transducer 14, the open degree of control hot water recycle control valve 11 and hot water water supply control valve 12 is to guarantee the temperature of hot water.
Described hot water buffering also is provided with level sensor 83 and water pipe 84 on the pond 8, described level sensor 83 is electrically connected the signal input part of described data processing system 15, on the described water pipe 84 moisturizing control valve 85 is installed, described moisturizing control valve 85 is electrically connected the signal output part of described data processing system 15, when consuming appears in hot water, detection by 83 pairs of water levels of level sensor, utilize the unlatching of data processing system 15 control moisturizing control valves 85 to carry out moisturizing, to guarantee the safe operation of heat-exchange system.
The working principle of present embodiment is as described below:
By electric water pump the cold water in the slow pond of hot water is pumped in the cooling water heat exchanger, cold water carries out the heat exchange first time with the interior circulating water of generator set in cooling water heat exchanger, the interior circulating water temperature of generator set is reduced, to guarantee the safe operation of generator set; On the water transport pipeline that the water outlet of the cooling water heat exchanger first heat exchange water cavity connects three-way valve is installed, the warm water of cooling water heat exchanger being exported by three-way valve is divided into two-way, one road warm water connects the slow pond of hot water by the hot water distribution pipeline, and another road warm water connects exhaust-heat exchanger by water transport pipeline; Warm water in exhaust-heat exchanger with the generator set combustion gas in heat carry out the heat exchange second time, through after this heat exchange, the temperature of warm water improves once more, to reach use standards such as floor heating, hot water temperature after using reduces, and sends back in the slow pond of hot water, in using the hot water process by external heat supply water return pipeline, if the loss of hot water is arranged, utilize water-adding pipe from cold water source, in the slow pond of hot water, to add cold water.
In heat exchanging process, temperature transducer, pressure transducer and liquid level sensor detect the hot water of exhaust-heat exchanger output and the liquid level in the slow pond of hot water respectively in real time, and detected parameter is sent in the data processing system by data line; If too high by the hot water temperature that the analysis discovery exhaust-heat exchanger of data processing system is exported, data processing system will send the control signal that increases opens solenoid valve and arrive the hot water water supply control valve, makes hot water water supply control valve aperture become big, the circulation of acceleration hot water; If it is too high by the heat hydraulic pressure that the analysis discovery exhaust-heat exchanger of data processing system is exported, data processing system will send the control signal that increases opens solenoid valve and arrive the hot water recycle control valve, make hot water recycle control valve aperture become big, make the warm water of cooling water heat exchanger output directly flow to the slow pond of hot water more, flow to the pressure of exhaust-heat exchanger output hot water with minimizing, thereby protect the normal operation of whole device; If the liquid level in the slow pond of the analysis discovery hot water by data processing system is low excessively, data processing system will send the control signal of opens solenoid valve to the moisturizing control valve, the moisturizing control valve is opened, by water-adding pipe moisturizing is carried out in the slow pond of hot water, to satisfy heat exchange water circuit needs, when water level reaches the upper limit position in the slow pond of hot water, send the control signal of closing solenoid valve by data processing system and arrive the moisturizing control valve, the moisturizing control valve is closed automatically; Similarly, data processing system also can send the control signal that control each closed electromagnetic valve or aperture reduce by analysis, makes the corresponding solenoid valve action, to satisfy the normal operation of whole device.
The utility model has solved the water temperature too high or too low shortcoming of generator set after the unstable and heat exchange of coolant-temperature gage that generator set finally goes out when UTILIZATION OF VESIDUAL HEAT IN, and solved when using interior circulating water of generator set and waste gas residual heat to carry out heat exchange simultaneously, two groups of unmatched problems of heat-exchange device water flow, thermally equilibrated demand when having guaranteed generator set work, make full use of the heat that produces when generator set is worked simultaneously, reached the purpose of energy recovery and resource reutilization.
Claims (2)
1. the generator set residual heat using device comprises,
Cooling water heat exchanger comprises the cooling water chamber and the first heat exchange water cavity, and described cooling water chamber is connected by pipeline with the interior circulating water cavity of the motor of described generator set;
Exhaust-heat exchanger comprises the flue gas channel and the second heat exchange water cavity, and described flue gas channel is connected with the outlet pipe of described gas driven generator group; Described second heat exchange water cavity and the described first heat exchange water cavity are connected in series, and the water outlet of the described second heat exchange water cavity connects external heat supply rising pipe, and the water intake of the described first heat exchange water cavity connects external heat supply water return pipeline;
It is characterized in that, also comprise:
Hot water buffering pond, be installed between the water intake and described external heat supply water return pipeline of the described first heat exchange water cavity, comprise pond water intake and pond outlet, described external heat supply water return pipeline connects described pond water intake, described pond outlet is connected with electric water pump, and the water outlet of described electric water pump connects the water intake of the described first heat exchange water cavity;
The hot water distribution pipeline is connected between the water outlet and described hot water buffering pond of the described first heat exchange water cavity, and described hot water distribution pipeline is provided with the hot water recycle control valve;
The hot water water supply control valve is installed on the described external heat supply rising pipe;
Control gear, comprise and be installed in pressure transducer and the temperature transducer on the pipeline between described hot water water supply control valve and the described second heat exchange water cavity, described pressure transducer and temperature transducer are electrically connected with data processing system, and the signal output part of described data processing system is electrically connected described hot water recycle control valve and described hot water water supply control valve.
2. generator set residual heat using device as claimed in claim 1, it is characterized in that, described hot water buffering also is provided with level sensor and water pipe on the pond, described level sensor is electrically connected the signal input part of described data processing system, the moisturizing control valve is installed on the described water pipe, and described moisturizing control valve is electrically connected the signal output part of described data processing system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205487800U CN201810421U (en) | 2010-09-30 | 2010-09-30 | Generator set residual-heat utilization device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205487800U CN201810421U (en) | 2010-09-30 | 2010-09-30 | Generator set residual-heat utilization device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201810421U true CN201810421U (en) | 2011-04-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010205487800U Expired - Fee Related CN201810421U (en) | 2010-09-30 | 2010-09-30 | Generator set residual-heat utilization device |
Country Status (1)
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| CN (1) | CN201810421U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102994374A (en) * | 2012-11-19 | 2013-03-27 | 辽宁省能源研究所 | Biogas warming system compounding solar energy with waste heat of generator set |
| CN103470370A (en) * | 2013-08-30 | 2013-12-25 | 广东康菱动力科技有限公司 | Efficient energy-saving heat-insulating box-type diesel generator set in alpine region |
| CN111879011A (en) * | 2020-08-22 | 2020-11-03 | 孙玉洁 | Water heater intelligence heating control system based on cloud platform |
| CN113931604A (en) * | 2020-07-13 | 2022-01-14 | 中国石油化工股份有限公司 | Temperature control device for oil pumping unit and control method thereof |
-
2010
- 2010-09-30 CN CN2010205487800U patent/CN201810421U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102994374A (en) * | 2012-11-19 | 2013-03-27 | 辽宁省能源研究所 | Biogas warming system compounding solar energy with waste heat of generator set |
| CN103470370A (en) * | 2013-08-30 | 2013-12-25 | 广东康菱动力科技有限公司 | Efficient energy-saving heat-insulating box-type diesel generator set in alpine region |
| CN113931604A (en) * | 2020-07-13 | 2022-01-14 | 中国石油化工股份有限公司 | Temperature control device for oil pumping unit and control method thereof |
| CN111879011A (en) * | 2020-08-22 | 2020-11-03 | 孙玉洁 | Water heater intelligence heating control system based on cloud platform |
| CN111879011B (en) * | 2020-08-22 | 2021-06-11 | 广州力王科技股份有限公司 | Water heater intelligence heating control system based on cloud platform |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder |
Address after: 1599 No. 261031, Xinyuan Road, Weifang Economic Development Zone, Shandong, China Patentee after: Weifang Naipute Gas Genset Co., Ltd. Address before: 261061 Shandong city of Weifang province high tech Zone longevity Street No. 1252 Patentee before: Weifang Naipute Gas Genset Co., Ltd. |
|
| CP02 | Change in the address of a patent holder | ||
| DD01 | Delivery of document by public notice |
Addressee: Liu Xianfeng Document name: Notification of Passing Examination on Formalities |
|
| DD01 | Delivery of document by public notice | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110427 Termination date: 20130930 |