CN219974615U - Water cooling lifting system for cylinder sleeve of internal combustion engine for industrial power generation - Google Patents
Water cooling lifting system for cylinder sleeve of internal combustion engine for industrial power generation Download PDFInfo
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- CN219974615U CN219974615U CN202321647813.0U CN202321647813U CN219974615U CN 219974615 U CN219974615 U CN 219974615U CN 202321647813 U CN202321647813 U CN 202321647813U CN 219974615 U CN219974615 U CN 219974615U
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- cooling liquid
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 77
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 47
- 238000010248 power generation Methods 0.000 title claims abstract description 44
- 238000001816 cooling Methods 0.000 title claims abstract description 38
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 claims abstract description 128
- WGCNASOHLSPBMP-UHFFFAOYSA-N hydroxyacetaldehyde Natural products OCC=O WGCNASOHLSPBMP-UHFFFAOYSA-N 0.000 claims abstract description 52
- 239000000110 cooling liquid Substances 0.000 claims abstract description 50
- 239000007788 liquid Substances 0.000 claims abstract description 14
- 239000002826 coolant Substances 0.000 description 10
- 238000012423 maintenance Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000009776 industrial production Methods 0.000 description 2
- 238000005461 lubrication Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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- Engine Equipment That Uses Special Cycles (AREA)
Abstract
The utility model discloses a water cooling and lifting system for a cylinder sleeve of an internal combustion engine for industrial power generation, which comprises the following components: the cylinder liner water outlet and the cylinder liner water inlet of the internal combustion engine are respectively connected with the cylinder liner water inlet and the cylinder liner water outlet of the plate heat exchanger, the glycol cooling liquid outlet and the glycol cooling liquid inlet of the air radiator are respectively connected with the glycol cooling liquid inlet and the glycol cooling liquid outlet of the plate heat exchanger, the cylinder liner water outlet and the cylinder liner water inlet of the internal combustion engine are respectively connected with the cylinder liner water inlet and the cylinder liner water outlet of the evaporator, the working medium outlet of the evaporator is respectively connected with the working medium inlet of the condenser and the liquid inlet of the screw expander, the working medium inlet of the evaporator is connected to the working medium outlet of the condenser, the liquid outlet of the screw expander is connected to the working medium inlet of the condenser, and the glycol cooling liquid outlet and the glycol cooling liquid inlet of the air radiator are respectively connected with the glycol cooling liquid inlet and the glycol cooling liquid outlet of the air radiator. The utility model reduces the temperature of cylinder sleeve water and generates electric power, thereby ensuring the stable operation of the internal combustion engine.
Description
Technical Field
The utility model relates to the field of power generation of internal combustion engines, in particular to a water cooling and lifting system for a cylinder sleeve of an internal combustion engine for industrial power generation.
Background
In industrial production, the internal combustion engine is normally used and is required to be matched with a cylinder sleeve water cooling system, and cylinder sleeve water passes through a plate heat exchanger to exchange heat with glycol cooling liquid in the heat exchanger, so that the temperature of the cylinder sleeve water is reduced, and the cooling cycle of the internal combustion engine is completed. The air radiator carries out the air cooling to the glycol coolant in the plate heat exchanger and blows air, and in this process, the air radiator needs the consumption electric quantity, belongs to the consumption of energy. And when the temperature of the environment is high in a hot season, the cooling capacity is insufficient under the influence of the environment temperature, so that the load-reducing operation of the internal combustion engine is caused, and the industrial production is influenced. In the event of failure of the air radiator, downtime and maintenance costs are increased, resulting in economic losses. In addition, in the cooling process, not only is the economic burden increased, but also the water heat of the cylinder sleeve is wasted.
Disclosure of Invention
Aiming at the problems of the existing cooling system, the utility model provides an internal combustion engine cylinder liner water cooling lifting system for industrial power generation, which takes a medium (internal combustion engine cylinder liner water) which needs to be cooled in the original process as a heat source to heat an organic working medium, the organic working medium pushes a screw expander to apply work, the organic working medium enters a condenser, an air radiator cools glycol cooling liquid, and the organic working medium is condensed in the condenser to complete thermodynamic cycle, thus the circulation not only reduces the temperature of cylinder liner water, but also generates electric power, and the system does not generate extra emission or fuel consumption
The aim of the utility model is achieved by the following technical scheme.
The utility model discloses a cylinder sleeve water cooling lifting system of an internal combustion engine for industrial power generation, which comprises an active cooling system and a power generation system, wherein the active cooling system consists of the internal combustion engine, a plate heat exchanger and an air radiator, and the power generation system consists of an evaporator, a screw expander and a condenser;
the cylinder liner water outlet and the cylinder liner water inlet of the internal combustion engine are respectively connected to the cylinder liner water inlet and the cylinder liner water outlet of the plate heat exchanger through pipelines, and the glycol cooling liquid outlet and the glycol cooling liquid inlet of the air radiator are respectively connected to the glycol cooling liquid inlet and the glycol cooling liquid outlet of the plate heat exchanger through pipelines;
the cylinder liner water outlet and the cylinder liner water inlet of the internal combustion engine are respectively connected to the cylinder liner water inlet and the cylinder liner water outlet of the evaporator through pipelines, the working medium outlet of the evaporator is respectively connected to the working medium inlet of the condenser and the liquid inlet of the screw expander through pipelines, the working medium inlet of the evaporator is connected to the working medium outlet of the condenser through pipelines, the liquid outlet of the screw expander is connected to the working medium inlet of the condenser through pipelines, and the glycol cooling liquid outlet and the glycol cooling liquid inlet of the condenser are respectively connected to the glycol cooling liquid inlet and the glycol cooling liquid outlet of the air radiator through pipelines.
The cylinder liner water outlet of the internal combustion engine is provided with a first three-way valve, an inlet of the first three-way valve is connected to the cylinder liner water outlet of the internal combustion engine through a pipeline, one outlet of the first three-way valve is connected to the cylinder liner water inlet of the evaporator through a pipeline, and the other outlet of the first three-way valve is connected to the cylinder liner water inlet of the plate heat exchanger through a pipeline.
A working medium pump and a check valve are arranged on a pipeline connected between a working medium outlet of the condenser and a working medium inlet of the evaporator.
And a bypass valve is arranged on a pipeline connected between the working medium outlet of the evaporator and the working medium inlet of the condenser.
The air radiator is characterized in that a second three-way valve is arranged on a pipeline of an ethylene glycol cooling liquid outlet of the air radiator, an inlet of the second three-way valve is connected to an ethylene glycol cooling liquid outlet of the air radiator through a pipeline, one outlet of the second three-way valve is connected to an ethylene glycol cooling liquid inlet of the condenser through a pipeline, and the other outlet of the second three-way valve is connected to an ethylene glycol cooling liquid inlet of the plate heat exchanger through a pipeline.
The air radiator is characterized in that a pump is arranged on a pipeline of an ethylene glycol cooling liquid inlet of the air radiator, a liquid outlet of the pump is connected to the ethylene glycol cooling liquid inlet of the air radiator through a pipeline, and a liquid inlet of the pump is respectively connected to an ethylene glycol cooling liquid outlet of the condenser and an ethylene glycol cooling liquid outlet of the plate heat exchanger through pipelines.
Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:
(1) The system can generate electric power while realizing the water cooling requirement of the cylinder sleeve, and increase stable and continuous benefits.
(2) The utility model can ensure the reliable and stable water cooling of the cylinder sleeve in various operation modes, and avoid the generation of the increased downtime and maintenance cost of the air radiator in the original active cooling system.
(3) The system of the utility model uses the heat which needs to be cooled as a heat source, reduces the running cost and provides more benefits in the whole life cycle of the engine.
Drawings
FIG. 1 is a schematic diagram of a cylinder liner water cooling and lifting system of an internal combustion engine for industrial power generation.
Reference numerals: 1-internal combustion engine, 2-plate heat exchanger, 3-evaporator, 4-working medium pump, 5-screw expander, 6-condenser, 7-air radiator, 8-three-way valve, 9-three-way valve, 10-pump, 11-bypass valve and 12-check valve.
Detailed Description
The utility model is further described below with reference to the accompanying drawings.
As shown in fig. 1, the cylinder liner water cooling lifting system for the industrial power generation comprises an active cooling system and a power generation system, wherein the active cooling system mainly comprises an internal combustion engine 1, a plate heat exchanger 2, an air radiator 7 and the like, and the power generation system mainly comprises an evaporator 3, a working medium pump 4, a screw expander 5, a condenser 6 and the like.
The cylinder liner water outlet of the internal combustion engine 1 is respectively connected to the cylinder liner water inlet of the plate heat exchanger 2 and the cylinder liner water inlet of the evaporator 3 through pipelines, and the cylinder liner water inlet of the internal combustion engine 1 is respectively connected to the cylinder liner water outlet of the plate heat exchanger 2 and the cylinder liner water outlet of the evaporator 3 through pipelines.
The glycol cooling liquid outlet of the air radiator 7 is respectively connected to the glycol cooling liquid inlet of the condenser 6 and the glycol cooling liquid inlet of the plate heat exchanger 2 through pipelines, and the glycol cooling liquid inlet of the air radiator 7 is respectively connected to the glycol cooling liquid outlet of the condenser 6 and the glycol cooling liquid outlet of the plate heat exchanger 2 through pipelines.
The working medium outlet of the evaporator 3 is respectively connected to the working medium inlet of the condenser 6 and the liquid inlet of the screw expander 5 through pipelines, the working medium inlet of the evaporator 3 is connected to the working medium outlet of the condenser 6 through pipelines, and the liquid outlet of the screw expander 5 is connected to the working medium inlet of the condenser 6 through pipelines.
In the above power generation system, a first three-way valve 8 is disposed on a pipeline of the cylinder liner water outlet of the internal combustion engine 1, an inlet of the first three-way valve 8 is connected to the cylinder liner water outlet of the internal combustion engine 1 through a pipeline, one outlet of the first three-way valve 8 is connected to the cylinder liner water inlet of the evaporator 3 through a pipeline, and the other outlet of the first three-way valve 8 is connected to the cylinder liner water inlet of the plate heat exchanger 2 through a pipeline.
In the above power generation system, the working medium pump 4 and the check valve 12 are sequentially disposed on the pipeline connected between the working medium outlet of the condenser 6 and the working medium inlet of the evaporator 3 along the working medium flowing direction.
In the above power generation system, a bypass valve 11 is provided on a pipeline connected between the working medium outlet of the evaporator 3 and the working medium inlet of the condenser 6.
In the above power generation system, the pipeline of the glycol coolant outlet of the air radiator 7 is provided with a No. two three-way valve 9, and a one-in and two-out structure is adopted, the inlet of the No. two three-way valve 9 is connected to the glycol coolant outlet of the air radiator 7 through a pipeline, one of the outlets of the No. two three-way valve 9 is connected to the glycol coolant inlet of the condenser 6 through a pipeline, and the other outlet of the No. two three-way valve 9 is connected to the glycol coolant inlet of the plate heat exchanger 2 through a pipeline.
In the above power generation system, a pump 10 is disposed on a pipeline of the glycol coolant inlet of the air radiator 7, a liquid outlet of the pump 10 is connected to the glycol coolant inlet of the air radiator 7 through a pipeline, and a liquid inlet of the pump 10 is connected to a glycol coolant outlet of the condenser 6 and a glycol coolant outlet of the plate heat exchanger 2 through a pipeline, respectively.
In the above power generation system, cylinder liner water flows through the lines between the internal combustion engine 1, the plate heat exchanger 2 and the evaporator 3, and an organic working medium flows through the lines between the evaporator 3, the working medium pump 4, the screw expander 5 and the condenser 6, and a glycol coolant flows through the lines between the plate heat exchanger 2, the condenser 6 and the air radiator 7.
The cylinder sleeve water cooling lifting system of the internal combustion engine for industrial power generation has three operation modes:
(1) In a normal state, all cylinder liner water for cooling the internal combustion engine enters a power generation system to generate power at full load.
The cylinder liner water of the internal combustion engine is used as a heat source, and the evaporator 3 exchanges heat with an organic working medium in the power generation system, so that the temperature is reduced, and the normal load operation of the internal combustion engine 1 is ensured. The temperature of the organic working medium of the power generation system is increased to form organic working medium steam, the screw expander 5 is pushed to apply work, the organic working medium enters the condenser 6 and exchanges heat with the glycol cooling liquid in the air radiator 7 to form an organic working medium solution, and the organic working medium thermodynamic cycle is completed. Under the normal operation condition of the power generation system, the heat of the cylinder liner water is used for generating power while the temperature of the cylinder liner water is reduced, so that the power generation capacity of the internal combustion engine can be increased by 3-5%.
(2) When the temperature of the engine is high in a hot season, part of cylinder liner water of the internal combustion engine enters the active cooling system, and the other part of cylinder liner water enters the power generation system to generate power.
Under the heat Ji Gaowen environment, the power generation system uses part of heat of cylinder liner water to complete thermodynamic cycle and perform part of power generation, and the other part of cylinder liner water is subjected to thermodynamic exchange by the active cooling system through the plate heat exchanger 2 and glycol cooling liquid in the air radiator 7, so that the cooling effect is achieved. The power generation system and the active cooling system work together to completely cool cylinder liner water of the internal combustion engine, ensure normal operation of the internal combustion engine and increase part of generated energy.
(3) When the power generation system fails, the cylinder sleeve water is completely cooled by the active cooling system, and the power generation system stops generating power.
In the event of a failure of the power generation system, the cooling of the internal combustion engine is completely performed by the active cooling system by means of control regulation. The power generation system does not work and does not generate electric quantity.
The double-screw expander 5 and the generator used in the power generation system are integrally designed, a gear box is not needed, an additional sealing system is not needed, working medium leaks outside in a zero mode, an advanced lubrication scheme is used in the system, a lubrication oil tank, an oil cooler, an oil pump and a filter are not needed, and the requirements on self-consumption electricity and maintenance are reduced.
The power generation system of the utility model runs fully automatically, can realize one-key startup, is unattended, and automatically adjusts the running state according to the load change of the heat source. When the heat source is stable, the system runs stably; when the heat source fluctuates greatly or is suddenly cut off, the power generation system is automatically shut down to save the equipment.
Although the function and operation of the present utility model has been described above with reference to the accompanying drawings, the present utility model is not limited to the above-described specific functions and operations, but the above-described specific embodiments are merely illustrative, not restrictive, and many forms can be made by those having ordinary skill in the art without departing from the spirit of the present utility model and the scope of the appended claims, which are included in the protection of the present utility model.
Claims (6)
1. The water cooling lifting system for the cylinder sleeve of the internal combustion engine for industrial power generation is characterized by comprising an active cooling system and a power generation system, wherein the active cooling system consists of the internal combustion engine (1), a plate heat exchanger (2) and an air radiator (7), and the power generation system consists of an evaporator (3), a screw expander (5) and a condenser (6);
the cylinder liner water outlet and the cylinder liner water inlet of the internal combustion engine (1) are respectively connected to the cylinder liner water inlet and the cylinder liner water outlet of the plate heat exchanger (2) through pipelines, and the glycol cooling liquid outlet and the glycol cooling liquid inlet of the air radiator (7) are respectively connected to the glycol cooling liquid inlet and the glycol cooling liquid outlet of the plate heat exchanger (2) through pipelines;
the cylinder liner water outlet and the cylinder liner water inlet of the internal combustion engine (1) are respectively connected to the cylinder liner water inlet and the cylinder liner water outlet of the evaporator (3) through pipelines, the working medium outlet of the evaporator (3) is respectively connected to the working medium inlet of the condenser (6) and the liquid inlet of the screw expander (5) through pipelines, the working medium inlet of the evaporator (3) is connected to the working medium outlet of the condenser (6) through pipelines, the liquid outlet of the screw expander (5) is connected to the working medium inlet of the condenser (6) through pipelines, and the glycol cooling liquid outlet and the glycol cooling liquid inlet of the condenser (6) are respectively connected to the glycol cooling liquid inlet and the glycol cooling liquid outlet of the air radiator (7) through pipelines.
2. The cylinder liner water cooling lifting system of the internal combustion engine for industrial power generation according to claim 1, wherein a first three-way valve (8) is arranged on a pipeline of a cylinder liner water outlet of the internal combustion engine (1), an inlet of the first three-way valve (8) is connected to the cylinder liner water outlet of the internal combustion engine (1) through a pipeline, one outlet of the first three-way valve (8) is connected to a cylinder liner water inlet of the evaporator (3) through a pipeline, and the other outlet of the first three-way valve (8) is connected to a cylinder liner water inlet of the plate heat exchanger (2) through a pipeline.
3. The cylinder liner water cooling lifting system of the internal combustion engine for industrial power generation according to claim 1, wherein a working medium pump (4) and a check valve (12) are arranged on a pipeline connected between a working medium outlet of the condenser (6) and a working medium inlet of the evaporator (3).
4. The cylinder liner water cooling lifting system of the internal combustion engine for industrial power generation according to claim 1, wherein a bypass valve (11) is arranged on a pipeline connected between a working medium outlet of the evaporator (3) and a working medium inlet of the condenser (6).
5. The cylinder liner water cooling lifting system for the industrial power generation internal combustion engine according to claim 1, wherein a second three-way valve (9) is arranged on a pipeline of a glycol cooling liquid outlet of the air radiator (7), an inlet of the second three-way valve (9) is connected to the glycol cooling liquid outlet of the air radiator (7) through a pipeline, one outlet of the second three-way valve (9) is connected to the glycol cooling liquid inlet of the condenser (6) through a pipeline, and the other outlet of the second three-way valve (9) is connected to the glycol cooling liquid inlet of the plate heat exchanger (2) through a pipeline.
6. The cylinder liner water cooling lifting system of the internal combustion engine for industrial power generation according to claim 1, wherein a pump (10) is arranged on a pipeline of a glycol cooling liquid inlet of the air radiator (7), a liquid outlet of the pump (10) is connected to the glycol cooling liquid inlet of the air radiator (7) through a pipeline, and a liquid inlet of the pump (10) is respectively connected to a glycol cooling liquid outlet of the condenser (6) and a glycol cooling liquid outlet of the plate heat exchanger (2) through a pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321647813.0U CN219974615U (en) | 2023-06-27 | 2023-06-27 | Water cooling lifting system for cylinder sleeve of internal combustion engine for industrial power generation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321647813.0U CN219974615U (en) | 2023-06-27 | 2023-06-27 | Water cooling lifting system for cylinder sleeve of internal combustion engine for industrial power generation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219974615U true CN219974615U (en) | 2023-11-07 |
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ID=88594773
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321647813.0U Active CN219974615U (en) | 2023-06-27 | 2023-06-27 | Water cooling lifting system for cylinder sleeve of internal combustion engine for industrial power generation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219974615U (en) |
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2023
- 2023-06-27 CN CN202321647813.0U patent/CN219974615U/en active Active
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