CN212177242U - Low-temperature waste heat power generation system with efficient condensation function - Google Patents

Low-temperature waste heat power generation system with efficient condensation function Download PDF

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CN212177242U
CN212177242U CN202020935565.XU CN202020935565U CN212177242U CN 212177242 U CN212177242 U CN 212177242U CN 202020935565 U CN202020935565 U CN 202020935565U CN 212177242 U CN212177242 U CN 212177242U
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liquid
pipe
condensation
power generation
generation system
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张丹山
钟伟
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Nanjing Hongxu Thermal Energy Technology Co ltd
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Jiangyin Hong Xu Environmental Protection Electric Technology Co ltd
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Abstract

The utility model discloses a low-temperature waste heat power generation system with high-efficiency condensation function, which comprises a heat source storage tank, an evaporator, a condenser device, a water pump, a turbine, a generator, a heat source conveying pipeline and a working medium liquid conveying pipeline; the heat source storage tank and the evaporator form a heat source circulation loop through a heat source conveying pipeline; the evaporator, the turbine, the condenser device and the water pump form a working medium liquid circulation loop through a working medium liquid conveying pipeline; the turbine is in mechanical transmission connection with the generator; the condenser device comprises a condenser shell, wherein the condenser shell is provided with a condensing chamber and a cooling liquid chamber which are distributed up and down; the condenser device also comprises a condenser pipe, a liquid distribution plate, a liquid collection plate, a liquid inlet pipe and a liquid return pipe. The utility model discloses a condenser device's condensation function is effectual, efficient, can guarantee low temperature waste heat power generation system steady, go on in order.

Description

Low-temperature waste heat power generation system with efficient condensation function
Technical Field
The utility model belongs to the technical field of the industry waste heat power generation, especially, relate to a low temperature waste heat power generation system with high-efficient condensation function.
Background
The waste heat can be divided into high-quality heat sources and low-quality heat sources according to the heat value, wherein the types of the low-quality heat sources are more and account for more than 60% of the total amount of the waste heat, the low-quality heat sources comprise hot water, high-temperature chemical liquid, steel blast furnace slag water, cylinder sleeve cooling water of a gas turbine and the like generated in industrial production, and the heat sources cannot be used for direct power generation and industrial production due to the low heat value, most of the heat sources are wasted, and great resource waste is brought. Therefore, how to convert these low-quality heat sources into usable energy is the key point of research and development institutions in various countries and large enterprises.
In a low-temperature waste heat power generation system, a condenser is required to be applied to cool and liquefy gaseous working medium liquid (also called fluid), and the existing condenser has the defect of structural design that the flow guiding speed of the gaseous working medium liquid in a condensation pipe is too high, so that the gaseous working medium liquid is easily sprayed out from the condensation pipe under the state of not being completely liquefied, and troubles are brought to the waste heat power generation system.
In order to solve the problem, the utility model discloses a low temperature waste heat power generation system with high-efficient condensation function, the condensation function of condenser device is effectual, efficient, can guarantee steady, the going on in order of low temperature waste heat power generation system.
Disclosure of Invention
The purpose of the invention is as follows: in order to overcome the not enough of existence among the prior art, the utility model provides a low temperature waste heat power generation system with high-efficient condensation function, the condensation function of condenser device is effectual, efficient, can guarantee low temperature waste heat power generation system steady, go on in order.
The technical scheme is as follows: in order to achieve the purpose, the utility model discloses a low-temperature waste heat power generation system with high-efficient condensation function, including heat source storage tank, evaporimeter, condenser device, suction pump, turbine, generator, heat source pipeline and working medium liquid pipeline; the heat source storage tank and the evaporator form a heat source circulation loop through a heat source conveying pipeline; the evaporator, the turbine, the condenser device and the water pump form a working medium liquid circulation loop through a working medium liquid conveying pipeline; the turbine is in mechanical transmission connection with the generator;
the condenser device comprises a condenser shell, wherein the condenser shell is provided with a condensing chamber and a cooling liquid chamber which are distributed up and down; the condenser device also comprises a condenser pipe, a liquid distribution plate, a liquid collection plate, a liquid inlet pipe and a liquid return pipe; the tube body of the condensing tube is positioned in the condensing chamber, the outside of the tube body is provided with an accelerated liquefaction body, and the inside of the tube body is provided with a flow blocking sheet; the two pipe ends of the condenser pipe are both positioned outside the condenser chamber, and the gaseous working medium liquid inlet and the liquid working medium liquid outlet of the condenser pipe are both provided with butt joints; the liquid distribution plate is positioned at the top in the condensation chamber, the bottom of the condensation chamber is provided with a plurality of spray headers, and the liquid distribution plate is communicated with the cooling liquid chamber through a liquid inlet pipe; the liquid collecting plate is positioned at the bottom in the condensation chamber, liquid inlet holes are densely distributed on the upper surface of the liquid collecting plate, and the liquid collecting plate is communicated with the cooling liquid chamber through a liquid return pipe.
Further, the part of the condensation pipe in the condensation chamber is distributed in an S shape.
Further, the accelerated liquefaction body is a cylindrical block wrapping the condensation pipe, and the cylindrical block and the condensation pipe are integrally formed.
Further, the accelerated liquefaction body is a plate which is connected with the upper pipe body and the lower pipe body of the condensation pipe which are distributed in an S shape, the plate and the condensation pipe are integrally formed, and the plate is in a gradually convex structure from two sides to the middle.
Further, the flow blocking sheet is distributed on the front half part of the condensing pipe.
Furthermore, at least two flow blocking sheets form a group arranged in a circumferential array on the same cross section of the condensation pipe, and the flow blocking sheets belonging to different groups are distributed in a staggered manner in the front and rear directions.
And furthermore, the two butt joints are valves, wherein the valve arranged at the liquid working medium liquid outlet of the condensation pipe is an anti-backflow valve.
Further, the cooling liquid in the cooling liquid chamber is cold water.
Furthermore, a power pump for providing liquid inlet power is installed on the liquid inlet pipe.
Has the advantages that: the utility model discloses a low temperature waste heat power generation system with high-efficient condensation function, beneficial effect as follows:
1) the condenser device has good condensing function effect and high efficiency, and can ensure the stable and orderly operation of the low-temperature waste heat power generation system;
2) the gas working medium liquid can be thoroughly and rapidly cooled into the liquid working medium liquid, so that the generated fluid is in a liquid saturated state, the condensation effect is good, and the efficiency is high;
3) the condensing pipe is externally provided with the accelerated liquefaction body, so that the cooling liquefaction of the gaseous working medium liquid can be accelerated, and the condensing efficiency is improved;
4) through set up the spoiler in the condenser pipe, can force gaseous state working medium liquid water conservancy diversion at a slow speed, avoid its water conservancy diversion speed too fast can't be by complete liquefaction and dash out the condenser pipe, guarantee gaseous state working medium liquid by the thoroughness of liquefaction.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the condenser apparatus;
FIG. 3 is an embodiment of a first configuration of a condensate tube for accelerating liquefaction;
fig. 4 shows an embodiment of a second structure of the condensation duct for accelerating the liquefaction.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in the attached figure 1, the low-temperature waste heat power generation system with the efficient condensation function comprises a heat source storage tank 1, an evaporator 2, a condenser device 3, a water pump 4, a turbine 5, a power generator 6, a heat source conveying pipeline 7 and a working medium liquid conveying pipeline 8; the heat source storage tank 1 and the evaporator 2 form a heat source circulation loop through a heat source conveying pipeline 7; the evaporator 2, the turbine 5, the condenser device 3 and the water pump 4 form a working medium liquid circulation loop through a working medium liquid conveying pipeline 8; the turbine 5 is in mechanical transmission connection with a generator 6. The condenser device 3 has good condensing function effect and high efficiency, and can ensure the stable and orderly operation of the low-temperature waste heat power generation system.
The turbine is a machine for converting energy contained in a fluid medium (liquid working medium liquid) into mechanical work, and is also called as a turbine.
As shown in fig. 2 and 3, the condenser device 3 includes a condenser housing 30, and the condenser housing 30 has a condensing chamber 30a and a cooling liquid chamber 30b distributed up and down; the condenser device 3 further comprises a condenser pipe 31, a liquid distribution plate 32, a liquid collection plate 33, a liquid inlet pipe 34 and a liquid return pipe 36; the condensation pipe 31 has a pipe body located in the condensation chamber 30a, an accelerated liquefaction body 311 outside the pipe body, and a flow blocking sheet 312 inside the pipe body; two pipe ends of the condensation pipe 31 are both positioned outside the condensation chamber 30a, and a gas working medium liquid inlet and a liquid working medium liquid outlet of the condensation pipe 31 are both provided with butt joints 310; the liquid distribution plate 32 is positioned at the top in the condensation chamber 30a, the bottom of the liquid distribution plate is provided with a plurality of spray headers 320, and the liquid distribution plate 32 is communicated with the cooling liquid chamber 30b through a liquid inlet pipe 34; the liquid collecting plate 33 is located at the bottom of the condensing chamber 30a, the liquid inlet holes 330 are densely distributed on the upper surface of the liquid collecting plate 33, and the liquid collecting plate 33 is communicated with the cooling liquid chamber 30b through the liquid return pipe 36. The utility model can cool the gaseous working medium liquid into liquid working medium liquid thoroughly and rapidly, thereby ensuring that the generated fluid is in a liquid saturated state, and having good condensation effect and high efficiency; furthermore, the accelerating liquefier 311 is arranged outside the condensation pipe 31, so that the cooling liquefaction of the gaseous working medium liquid can be accelerated, and the condensation efficiency is improved; furthermore, the flow blocking piece 312 is arranged in the condensation pipe 31, so that the gas working medium liquid can be guided at a low speed, the phenomenon that the gas working medium liquid cannot be completely liquefied and rushes out of the condensation pipe 31 due to the excessively high flow guiding speed is avoided, and the liquidity of the gas working medium liquid is ensured.
The part of the condensation pipe 31 in the condensation chamber 30a is distributed in an S shape, so that the flow guide stroke of the gaseous working medium liquid is improved, and the liquidation thoroughness is ensured.
In the present invention, the accelerating liquefier 311 has two structures, which are as follows:
in the first structure, as shown in fig. 3, the liquefaction acceleration body 311 is a cylindrical block wrapping the condensation pipe 31, and the cylindrical block is integrally formed with the condensation pipe 31.
In the second structure, as shown in fig. 4, the liquefaction acceleration body 311 is a plate block connecting the upper and lower pipe bodies of the condensation pipe 31 distributed in an S shape, the plate block and the condensation pipe 31 are integrally formed, and the plate block is in a gradually convex structure from two sides to the middle.
It should be noted that the flow blocking pieces 312 are distributed in the front half of the condenser tube 31, so that the flow blocking pieces 312 only limit the flow velocity of the gaseous working medium liquid, and do not affect the outflow of the liquid working medium liquid, thereby ensuring the liquidity of the gaseous working medium liquid and the smoothness of the outflow of the liquid working medium liquid.
As shown in fig. 3 or fig. 4, at least two flow blocking plates 312 form a group on the same cross section of the condenser tube 31, the flow blocking plates 312 belonging to different groups are distributed in a staggered manner in the front and rear directions, so that the flow blocking plates 312 can form a better flow blocking effect on the gaseous working medium.
More specifically, the two butt joints 310 are valves, wherein the valve installed at the liquid working medium outlet of the condensation pipe 31 is an anti-backflow valve, so as to prevent the liquid working medium from flowing back.
The coolant in the coolant chamber 30b is cold water, which can reduce the cost.
And a power pump 35 for providing liquid inlet power is mounted on the liquid inlet pipe 34.
The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims (9)

1. The utility model provides a low temperature waste heat power generation system with high-efficient condensation function which characterized in that: the system comprises a heat source storage tank (1), an evaporator (2), a condenser device (3), a water suction pump (4), a turbine (5), a generator (6), a heat source conveying pipeline (7) and a working medium liquid conveying pipeline (8); the heat source storage tank (1) and the evaporator (2) form a heat source circulation loop through a heat source conveying pipeline (7); the evaporator (2), the turbine (5), the condenser device (3) and the water pump (4) form a working medium liquid circulation loop through a working medium liquid conveying pipeline (8); the turbine (5) is in mechanical transmission connection with the generator (6);
the condenser device (3) comprises a condenser shell (30), and the condenser shell (30) is provided with a condensing chamber (30a) and a cooling liquid chamber (30b) which are distributed up and down; the condenser device (3) further comprises a condensing pipe (31), a liquid distribution plate (32), a liquid collection plate (33), a liquid inlet pipe (34) and a liquid return pipe (36); the tube body of the condensation tube (31) is positioned in the condensation chamber (30a), the outside of the tube body is provided with an accelerated liquefaction body (311), and the inside of the tube body is provided with a flow blocking sheet (312); two pipe ends of the condensation pipe (31) are positioned outside the condensation chamber (30a), and a gas working medium liquid inlet and a liquid working medium liquid outlet of the condensation pipe (31) are provided with butt joints (310); the liquid distribution plate (32) is positioned at the top in the condensation chamber (30a), the bottom of the liquid distribution plate is provided with a plurality of spray headers (320), and the liquid distribution plate (32) is communicated with the cooling liquid chamber (30b) through a liquid inlet pipe (34); the liquid collecting plate (33) is positioned at the bottom in the condensing chamber (30a), liquid inlet holes (330) are densely distributed on the upper surface of the liquid collecting plate, and the liquid collecting plate (33) is communicated with the cooling liquid chamber (30b) through a liquid return pipe (36).
2. The low-temperature waste heat power generation system with the efficient condensation function according to claim 1, wherein: the part of the condensing pipe (31) positioned in the condensing chamber (30a) is distributed in an S shape.
3. The low-temperature waste heat power generation system with the efficient condensation function according to claim 2, wherein: the accelerated liquefaction body (311) is a cylindrical block wrapping the condensation pipe (31), and the cylindrical block and the condensation pipe (31) are integrally formed.
4. The low-temperature waste heat power generation system with the efficient condensation function according to claim 2, wherein: the accelerated liquefaction body (311) is a plate which is connected with the upper pipe body and the lower pipe body of the condensation pipe (31) and distributed in an S shape, the plate and the condensation pipe (31) are integrally formed, and the plate is in a gradually convex structure from two sides to the middle.
5. The low-temperature waste heat power generation system with the efficient condensation function according to claim 1, wherein: the flow blocking pieces (312) are distributed on the front half part of the condensation pipe (31).
6. The low-temperature waste heat power generation system with the efficient condensation function according to claim 5, wherein: at least two flow blocking sheets (312) form a group arranged in a circumferential array on the same cross section of the condensation pipe (31), and the flow blocking sheets (312) belonging to different groups are distributed in a staggered manner in the front and rear directions.
7. The low-temperature waste heat power generation system with the efficient condensation function according to any one of claims 1 to 6, wherein: the two butt joints (310) are valves, wherein the valve arranged at the liquid working medium outlet of the condensation pipe (31) is an anti-backflow valve.
8. The low-temperature waste heat power generation system with the efficient condensation function according to any one of claims 1 to 6, wherein: the cooling liquid in the cooling liquid chamber (30b) is cold water.
9. The low-temperature waste heat power generation system with the efficient condensation function according to any one of claims 1 to 6, wherein: and a power pump (35) for providing liquid inlet power is arranged on the liquid inlet pipe (34).
CN202020935565.XU 2020-05-28 2020-05-28 Low-temperature waste heat power generation system with efficient condensation function Active CN212177242U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202020935565.XU CN212177242U (en) 2020-05-28 2020-05-28 Low-temperature waste heat power generation system with efficient condensation function

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202020935565.XU CN212177242U (en) 2020-05-28 2020-05-28 Low-temperature waste heat power generation system with efficient condensation function

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CN212177242U true CN212177242U (en) 2020-12-18

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Address after: Room 601, 602, 603, Building A5-1, Qidi Science and Technology City Liye Park, No. 26, Zhizhi Road, Jiangning District, Nanjing, Jiangsu, 210000

Patentee after: Nanjing Hongxu Thermal Energy Technology Co.,Ltd.

Address before: 123 Xingyuan Road, Changjing Town, Jiangyin, Wuxi, Jiangsu Province

Patentee before: Jiangyin Hong Xu environmental protection electric technology Co.,Ltd.

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