CN213331205U - Small-size evaporative condenser power generation system - Google Patents
Small-size evaporative condenser power generation system Download PDFInfo
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- CN213331205U CN213331205U CN202021838681.6U CN202021838681U CN213331205U CN 213331205 U CN213331205 U CN 213331205U CN 202021838681 U CN202021838681 U CN 202021838681U CN 213331205 U CN213331205 U CN 213331205U
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Abstract
The utility model relates to a small-size evaporative condenser power generation system, small-size evaporative condenser power generation system includes water vapor separation device (1), condensing steam turbine (2), generating set (102), vacuum unit (4), condensate tank (5), storage water tank (6) and evaporative condenser (3) and closed cooling tower (7) of setting in computer lab (101) upper strata. The utility model relates to a small-size evaporative condenser power generation system, simple structure, area are little, the small investment, the generating efficiency is high, self power consumption is low, the cooling water quantity is few, equipment and pipeline are maintained simply.
Description
Technical Field
The utility model relates to a small-size evaporative condenser power generation system belongs to waste heat power generation technical field.
Background
The waste heat power generation is a technology for converting redundant heat energy into electric energy in the production process, generally, heat energy or combustible substances in working media such as waste gas and waste liquid are used as heat sources to produce steam for power generation, and the waste heat power generation is energy-saving and beneficial to environmental protection.
The existing small-sized steam turbine power generation system for waste heat power generation has the defects of large floor area, large investment, low power generation efficiency, high power consumption, large amount of cooling water, easily damaged equipment and pipelines and the like, so that the application of the small-sized steam turbine power generation system is greatly limited.
Disclosure of Invention
An object of the utility model is to overcome the aforesaid not enough, provide a simple structure, area is little, the small-size evaporative condenser power generation system that the investment is few, equipment and pipeline maintenance are simple, power generation efficiency is high, self power consumption is low, the cooling water quantity is few.
The purpose of the utility model is realized like this:
a small-sized evaporative condenser power generation system comprises a water-steam separation device, a condensing steam turbine, a power generation unit, a vacuum unit, a condensation water tank, a water storage tank, an evaporative condenser and a closed cooling tower, wherein the water-steam separation device, the condensing steam turbine, the power generation unit, the vacuum unit, the condensation water tank and the water storage tank are arranged in a machine room;
the air outlet of the water-steam separation device is connected with the air inlet of the condensing steam turbine through a pipeline, and the water outlet of the water-steam separation device is connected with the water storage tank through a pipeline; the condensing steam turbine is connected with the generator set through a transmission mechanism, and a gas outlet of the condensing steam turbine is connected with a gas inlet of the evaporative condenser through a gas exhaust pipe; an air outlet of the evaporative condenser is connected with the vacuum unit through a pipeline, and a water outlet of the evaporative condenser is connected with a water inlet of the condensation water tank through a pipeline; the water outlet of the condensation water tank is connected with the water storage tank through a pipeline; a condensate pump is arranged on a water outlet pipeline of the condensate tank; a water outlet pipeline of the water storage tank is provided with a water purifying pump; the water outlet and the water inlet of the closed cooling tower are respectively connected with a cooling water inlet and a cooling water outlet of the condensing turbine and the generator set;
the utility model relates to a small-sized evaporative condenser power generation system, the gas outlet of a condensing steam turbine is arranged upwards;
the utility model relates to a small-sized evaporative condenser power generation system, a water collecting funnel is arranged on a steam exhaust pipe and is connected with a condensation water tank or a water storage tank;
the utility model relates to a small-size evaporative condenser power generation system, be equipped with the circulating water tank and the circulating water pump that connect gradually on the water inlet pipeline of closed cooling tower.
When the steam condensing type steam turbine works, high-temperature working gas is introduced into the water-steam separation device, the water-steam separation device separates liquid water in the working gas and discharges the liquid water into the water storage tank, and the rest working gas enters the condensing type steam turbine to do work; the condensing steam turbine drives the generator set to run for power generation, working gas exhausted from the condensing steam turbine enters the evaporative condenser through a steam exhaust pipe, and liquid water condensed in the gas after work is done is collected through a water collecting funnel and is discharged into a condensation water tank or a water storage tank; cooling the working gas in an evaporative condenser, condensing water vapor in the working gas into liquid water, pumping the residual non-condensable gas into a vacuum unit for discharging, and further discharging the liquid water into a condensation water tank; the water in the condensed water tank is discharged into the water storage tank by the condensed water pump; the water in the water storage tank is discharged into a waste heat system by a water purification pump for circulation; the closed cooling tower cools equipment such as a condensing steam turbine, a generator set and the like.
The evaporative condenser and the closed cooling tower of the power generation system of the utility model can be arranged on the roof, so the occupied area is small; the self-electricity consumption of the evaporative condenser and the closed cooling tower is 20-30% less than that of the traditional tubular condenser and the open cooling tower; because the evaporative condenser is directly cooled, the cooling capacity is stronger, especially in summer, under the condition that the wet bulb temperature is more than or equal to 28 ℃, the exhaust back pressure of the steam turbine is lower than that of the traditional tubular condenser power generation system by 4KPa, the power generation capacity is improved, and a large amount of cooling water is not needed; the cooling water provided by the closed cooling tower runs in the closed pipeline system, so the water quality is very clean, the damage to the cooled equipment and the pipeline is much less than that of the open cooling tower, and the system has lower running cost and simpler maintenance.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses simple structure, area are little, the small investment, the generating efficiency is high, self power consumption is low, the cooling water quantity is few, equipment and pipeline maintain simply.
Drawings
Fig. 1 is the utility model relates to a small-size evaporative condenser power generation system's overall arrangement schematic diagram.
Fig. 2 is the utility model relates to a small-size evaporative condenser power generation system's connection structure schematic diagram.
Wherein:
the system comprises a machine room 101, a generator set 102, a steam exhaust pipe 103, a water collecting funnel 104, a condensate pump 105, a clean water pump 106, a circulating water tank 107 and a circulating water pump 108;
the system comprises a water-steam separation device 1, a condensing steam turbine 2, an evaporative condenser 3, a vacuum unit 4, a condensation water tank 5, a water storage tank 6 and a closed cooling tower 7.
Detailed Description
Referring to fig. 1-2, the small-sized evaporative condenser power generation system according to the present invention includes a water-steam separation device 1, a condensing turbine 2, a power generation unit 102, a vacuum unit 4, a condensed water tank 5, a water storage tank 6, an evaporative condenser 3 and a closed cooling tower 7, which are disposed in a machine room 101;
the air outlet of the water-vapor separation device 1 is connected with the air inlet of the condensing steam turbine 2 through a pipeline, and the water outlet of the water-vapor separation device 1 is connected with the water storage tank 6 through a pipeline; the condensing steam turbine 2 is connected with the generator set 102 through a transmission mechanism, and the air outlet of the condensing steam turbine 2 is connected with the air inlet of the evaporative condenser 3 through an exhaust pipe 103; an air outlet of the evaporative condenser 3 is connected with the vacuum unit 4 through a pipeline, and a water outlet of the evaporative condenser 3 is connected with a water inlet of the condensation water tank 5 through a pipeline; the water outlet of the condensation water tank 5 is connected with the water storage tank 6 through a pipeline; a condensate pump 105 is arranged on a water outlet pipeline of the condensate tank 5; a water purifying pump 106 is arranged on a water outlet pipeline of the water storage tank 6; the water outlet and the water inlet of the closed cooling tower 7 are respectively connected with the cooling water inlet and the cooling water outlet of the condensing turbine 2 and the generator set 102;
further, the gas outlet of the condensing steam turbine 2 is arranged upwards;
furthermore, a water collecting funnel 104 is arranged on the steam exhaust pipe 103, and the water collecting funnel 104 is connected with the condensation water tank 5 or the water storage tank 6;
furthermore, a water inlet pipeline of the closed cooling tower 7 is provided with a circulating water tank 107 and a circulating water pump 108 which are connected in sequence.
When the steam turbine works, high-temperature working gas is introduced into the water-vapor separation device 1, the water-vapor separation device 1 separates liquid water in the working gas and discharges the liquid water into the water storage tank 6, and the rest working gas enters the condensing steam turbine 2 to do work; the condensing steam turbine 2 drives the generator set 102 to run for power generation, working gas discharged from the condensing steam turbine 2 enters the evaporative condenser 3 through a steam discharge pipe 103, and liquid water condensed in the gas after work is done is collected by a water collecting funnel 104 and discharged into a condensation water tank 5 or a water storage tank 6; cooling the working gas in the evaporative condenser 3, condensing water vapor in the working gas into liquid water, pumping the residual non-condensable gas into the vacuum unit 4 for discharge, and further discharging the liquid water into the condensation water tank 5; the water in the condensate tank 5 is discharged into the water storage tank 6 by the condensate pump 105; the water in the water storage tank 6 is discharged into a waste heat system by a water purifying pump 106 for circulation; the closed cooling tower 7 cools the condensing turbine 2, the power generating unit 102, and the like.
The evaporative condenser 3 and the closed cooling tower 7 of the power generation system can be arranged on the roof of a house, so that the occupied area is small; the self-electricity consumption of the evaporative condenser 3 and the closed cooling tower 7 is 20-30% less than that of the traditional tubular condenser and the open cooling tower; because the evaporative condenser 3 is directly cooled, the cooling capacity is stronger, especially in summer, under the condition that the wet bulb temperature is more than or equal to 28 ℃, the exhaust back pressure of a steam turbine is lower than that of a traditional tubular condenser power generation system by 4KPa, the power generation capacity is improved, and a large amount of cooling water is not needed; the cooling water provided by the closed cooling tower 7 runs in a closed pipeline system, so the water quality is very clean, the damage to the cooled equipment and the pipeline is much less than that of an open cooling tower, the running cost of the system is lower, and the maintenance is simpler.
In addition: it should be noted that the above-mentioned embodiment is only a preferred embodiment of the present patent, and any modification or improvement made by those skilled in the art based on the above-mentioned conception is within the protection scope of the present patent.
Claims (5)
1. The utility model provides a small-size evaporative condenser power generation system which characterized in that: the small-sized evaporative condenser power generation system comprises a water-steam separation device (1), a condensing turbine (2), a power generation unit (102), a vacuum unit (4), a condensing water tank (5), a water storage tank (6), an evaporative condenser (3) and a closed cooling tower (7), wherein the water-steam separation device is arranged in a machine room (101);
the air outlet of the water-vapor separation device (1) is connected with the air inlet of the condensing steam turbine (2) through a pipeline, and the water outlet of the water-vapor separation device (1) is connected with the water storage tank (6) through a pipeline; the condensing steam turbine (2) is connected with the generator set (102) through a transmission mechanism, and an air outlet of the condensing steam turbine (2) is connected with an air inlet of the evaporative condenser (3) through an exhaust pipe (103); an air outlet of the evaporative condenser (3) is connected with the vacuum unit (4) through a pipeline, and an water outlet of the evaporative condenser (3) is connected with a water inlet of the condensation water tank (5) through a pipeline; the water outlet of the condensation water tank (5) is connected with the water storage tank (6) through a pipeline; and a water outlet and a water inlet of the closed cooling tower (7) are respectively connected with a cooling water inlet and a cooling water outlet of the condensing turbine (2) and the generator set (102).
2. The small evaporative condenser power generation system according to claim 1, wherein: and the air outlet of the condensing steam turbine (2) is arranged upwards.
3. The small evaporative condenser power generation system according to claim 1, wherein: and a water collecting funnel (104) is arranged on the steam exhaust pipe (103), and the water collecting funnel (104) is connected with the condensation water tank (5) or the water storage tank (6).
4. The small evaporative condenser power generation system according to claim 1, wherein: a condensate pump (105) is arranged on a water outlet pipeline of the condensate tank (5); a water purifying pump (106) is arranged on a water outlet pipeline of the water storage tank (6).
5. The small evaporative condenser power generation system according to claim 1, wherein: and a water inlet pipeline of the closed cooling tower (7) is provided with a circulating water tank (107) and a circulating water pump (108) which are connected in sequence.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021838681.6U CN213331205U (en) | 2020-08-28 | 2020-08-28 | Small-size evaporative condenser power generation system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021838681.6U CN213331205U (en) | 2020-08-28 | 2020-08-28 | Small-size evaporative condenser power generation system |
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| Publication Number | Publication Date |
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| CN213331205U true CN213331205U (en) | 2021-06-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202021838681.6U Active CN213331205U (en) | 2020-08-28 | 2020-08-28 | Small-size evaporative condenser power generation system |
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| CN (1) | CN213331205U (en) |
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- 2020-08-28 CN CN202021838681.6U patent/CN213331205U/en active Active
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