CN211338989U - Absorption heat pump waste heat water automatic reagent feeding water conservation processing system - Google Patents
Absorption heat pump waste heat water automatic reagent feeding water conservation processing system Download PDFInfo
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- CN211338989U CN211338989U CN201921990236.9U CN201921990236U CN211338989U CN 211338989 U CN211338989 U CN 211338989U CN 201921990236 U CN201921990236 U CN 201921990236U CN 211338989 U CN211338989 U CN 211338989U
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Abstract
The utility model provides an absorption heat pump waste heat water automatic reagent feeding water conservation processing system, belongs to the water conservation processing system field of power plant, its characterized in that: comprises a circulating water conveying system, a residual heat water conveying system and an automatic dosing control system; through the improvement to prior art, set up circulating water conveying system, waste hot water conveying system and automatic reagent feeding control system, circulating water carries out the cyclic utilization of water resource, waste hot water conveying system samples and carries to automatic reagent feeding control system from circulating water conveying system and detects, and realize automatic reagent feeding and water conservation utilization through automatic reagent feeding control system output control instruction, circulating water waste heat utilization efficiency has been improved, it is dirty stifled to reduce the heat pump, realize the accurate control of medicament dosing amount, not only full automatic operation, and use manpower sparingly, it is extravagant to reduce water resources.
Description
Technical Field
The utility model belongs to the water-saving treatment system field of power plant especially relates to an absorption heat pump waste heat water automatic reagent feeding water-saving treatment system.
Background
In the world today, energy and water conservation have become important research topics. As a power plant consumes a lot of energy, a large amount of circulating water waste heat is not effectively utilized. At present, in most power plants, circulating water cools steam of a steam turbine and then directly enters a cooling water tower for cooling, energy waste is caused, and only individual power plants are provided with absorption heat pumps to recover part of energy. However, the heat pump waste heat water and the circulating cooling water still adopt a backward processing mode, the manual sampling analysis and test is lagged, the dosage is excessive, and the equipment problems of heat pump fouling, cooling water tower corrosion and scaling and the like and the waste of medicament and water resources are caused.
Disclosure of Invention
The utility model aims at solving the above problems and providing an absorption heat pump waste heat water automatic dosing water-saving treatment system and method.
The utility model discloses an absorption heat pump waste heat water automatic dosing water-saving treatment system, which comprises a circulating water conveying system, a waste heat water conveying system and an automatic dosing control system;
the circulating water conveying system comprises a cooling water tower, a cooling water tank, a circulating water pump, a condenser and a circulating water pipe; the inlet of the circulating water pipe is connected with a condenser, and the outlet of the circulating water pipe is connected with a cooling water tower; the cooling water tower is communicated with the cooling water pool; an inlet of the circulating water pump is connected with a cooling water pool, and an outlet of the circulating water pump is connected with a condenser;
the waste heat water conveying system comprises a waste heat water pump, an absorption heat pump, a waste heat water sampling tank and a waste heat water pipe; the inlet of the waste heat water pump is communicated with the circulating water pipe through a waste heat water pipe; the outlet of the waste heat water pump is communicated with the absorption heat pump through a waste heat water pipe; the absorption heat pump is communicated with the cooling water pool through a waste heat water pipe; the inlet of the waste heat water sampling tank is communicated with the circulating water pipe through a waste heat water pipe;
the automatic dosing control system comprises a detector, a controller, a reagent storage tank and a metering pump; the inlet of the detector is communicated with the outlet of the residual heat water sampling tank; the output port of the detector is communicated with the residual heat water pump through a controller, a reagent storage tank and a metering pump in sequence; and an inlet electric valve is arranged at the inlet of the metering pump, and an outlet electric valve is arranged at the outlet of the metering pump. Sampling waste heat water from an outlet of the condenser through a waste heat water sampling tank; then, the detector detects the sampling in the residual hot water sampling tank, and transmits a detection data signal to the controller for calculation processing; the controller controls the opening of the metering pump by controlling the inlet electric valve and the outlet electric valve according to the calculation processing result, and the automatic dosing process of the residual heat water of the heat pump is realized.
Furthermore, the waste heat water automatic dosing water-saving treatment system of the absorption heat pump of the utility model also comprises a cooling water replenishing pipe and a cooling water drainage pipe; a cooling water replenishing electric valve is arranged on the cooling water replenishing pipe; the cooling water sewage discharge pipe is provided with a cooling water sewage discharge electric valve; the outlet of the cooling water replenishing pipe is communicated with a cooling water pool; the inlet of the cooling water drainage pipe is communicated with a cooling water pool; and the cooling water replenishing electric valve and the cooling water blowdown electric valve are both connected with the controller. The controller controls the opening degree of the inlet electric valve and the outlet electric valve to control the opening degree of the metering pump according to the calculation processing result, adjusts the adding amount of the medicament and calculates the concentration ratio, and controls the cooling water replenishing electric valve and the cooling water sewage discharge electric valve to adjust the circulating water replenishing and sewage discharge electric valve, so that the circulating water-saving utilization process is realized.
Furthermore, in the absorption heat pump waste heat water automatic dosing water-saving treatment system, a cooling water replenishing sampling tank is arranged between the cooling water replenishing pipe and the controller; and a cooling water conductivity detector is arranged between the cooling water replenishing sampling tank and the controller. And the cooling water conductivity detector is used for detecting the cooling water replenishing conductivity, and after the cooling water replenishing conductivity is transmitted to the controller, the cooling water replenishing conductivity is divided by the circulating waste heat water conductivity detected by the waste heat water conductivity detector to obtain the concentration ratio, wherein the concentration ratio = the waste heat water conductivity divided by the cooling water replenishing conductivity.
Further, absorption heat pump waste heat water automatic reagent feeding water conservation processing system, the detector includes PH on-line measuring appearance, oxidation reduction potential automatic detector, corrosion rate and dirt thermal resistance automatic detector and waste heat water conductivity detector.
Furthermore, the utility model discloses an absorption heat pump waste heat water automatic reagent feeding water conservation processing system, the reagent storage tank includes sulphuric acid storage tank, non-oxidizing germicide storage tank, oxidizing germicide storage tank and corrosion antisludging agent storage tank; the metering pumps comprise a sulfuric acid metering pump, a non-oxidizing bactericide metering pump, an oxidizing bactericide metering pump and a corrosion scale inhibitor metering pump; the sulfuric acid storage tank is connected with a sulfuric acid metering pump; the non-oxidizing bactericide storage tank is connected with the non-oxidizing bactericide metering pump; the oxidizing bactericide storage tank is connected with the oxidizing bactericide metering pump; the corrosion scale inhibitor storage tank is connected with the corrosion scale inhibitor metering pump.
Furthermore, absorption heat pump waste heat water automatic reagent feeding water conservation processing system, the controller is the PLC controller.
Absorption heat pump waste heat water automatic reagent feeding water saving processing system, through the improvement to prior art, set up circulating water conveying system, waste heat water conveying system and automatic reagent feeding control system, circulating water conveying carries out the cyclic utilization of water resource, waste heat water conveying system samples from circulating water conveying system and carries to automatic reagent feeding control system and detect, and realize automatic reagent feeding and water conservation utilization through automatic reagent feeding control system output control instruction, circulating water waste heat utilization efficiency has been improved, it is dirty stifled to reduce the heat pump, realize the accurate control of medicament dosage, not only full automatic operation, and use manpower sparingly, it is extravagant to reduce water resources.
Drawings
FIG. 1 is a schematic structural view of an absorption heat pump waste heat water automatic dosing water-saving treatment system of the present invention;
wherein 1-a steam turbine intermediate pressure cylinder; 2-low pressure cylinder of steam turbine; 3-a cooling water tower; 4-cooling the water tank; 5-a circulating water pump; 6-a condenser; 7-a waste heat water pump; 8-an absorption heat pump; 9-a communication valve of the middle and low pressure cylinder; 10-a PLC controller; 11-pH on-line detector; 12-automatic detector of oxidation-reduction potential; 13-corrosion rate and fouling thermal resistance automatic detector; 14-residual heat water conductivity detector; 15-cooling water conductivity detector; 16-sulfuric acid storage tank; 17-sulfuric acid metering pump; 18-non-oxidizing sterilant storage tanks; 19-a non-oxidizing biocide dosing pump; 20-oxidizing bactericide storage tank; 21-oxidizing sterilant metering pump; 22-corrosion scale inhibitor storage tank; 23-corrosion scale inhibitor metering pump; 24-a cooling water replenishing sampling tank; 25-residual heat water sampling tank; 26-cooling water replenishing electric valve; 27-electric valve for draining cooling water.
Detailed Description
The following describes the automatic dosing water-saving treatment system for waste heat water of the absorption heat pump in detail through the attached drawings and embodiments.
Example one
An absorption heat pump 8 residual heat water automatic dosing water-saving treatment system comprises a circulating water conveying system, a residual heat water conveying system and an automatic dosing control system; the controller model in this embodiment is PLC controller 10FX1S-20 MR-D; the cooling water replenishing electric valve 26 is Q11F-16P; the model of the cooling water discharge electric valve 27 is Q11F-16P; the cooling water conductivity detector 15 is of the type CON 2101; the PH on-line detector 11 is of the type pH 2201; an oxidation-reduction potential automatic detector 12 with model HO-300, an automatic detector 13 with model KLFWG for corrosion rate and fouling resistance and a conductivity detector 14 with model CON2101 for waste hot water; the model of a sulfuric acid metering pump 17 is RA040S, the model of a non-oxidizing bactericide metering pump 19 is NTJY-ACM-23164, the model of an oxidizing bactericide metering pump 21 is MBH402-8M, and the model of a corrosion scale inhibitor metering pump 23 is NTJY-ACM-23164, as shown in figure 1, the circulating water conveying system comprises a cooling water tower 3, a cooling water tank 4, a circulating water pump 5, a condenser 6 and a circulating water pipe; the inlet of the circulating water pipe is connected with a condenser 6, and the outlet of the circulating water pipe is connected with a cooling water tower 3; the cooling water tower 3 is communicated with a cooling water pool 4; and an inlet of the circulating water pump 5 is connected with the cooling water pool 4, and an outlet of the circulating water pump is connected with the condenser 6.
The waste heat water conveying system comprises a waste heat water pump 7, an absorption heat pump 8, a waste heat water sampling tank 25 and a waste heat water pipe; the inlet of the waste heat water pump 7 is communicated with the circulating water pipe through a waste heat water pipe; the waste heat water pump 7 is used for conveying waste heat water; the outlet of the waste heat water pump 7 is communicated with the absorption heat pump 8 through a waste heat water pipe; the absorption heat pump 8 is communicated with the cooling water pool 4 through a waste heat water pipe, and the absorption heat pump 8 is used for recycling circulating water waste heat; the inlet of the waste heat water sampling tank 25 is communicated with the circulating water pipe through a waste heat water pipe.
The automatic dosing control system comprises a detector, a controller, a reagent storage tank and a metering pump; the inlet of the detector is communicated with the outlet of the residual heat water sampling tank 25; the output port of the detector is communicated with the waste heat water pump 7 through a controller, a reagent storage tank and a metering pump in sequence; and an inlet electric valve is arranged at the inlet of the metering pump, and an outlet electric valve is arranged at the outlet of the metering pump. The detector comprises a PH on-line detector 11, a pH2201, an oxidation-reduction potential automatic detector 12HO-300, a corrosion rate and fouling resistance automatic detector 13KLFWG and a waste heat water conductivity detector 14CON 2101. The reagent storage tanks include a sulfuric acid storage tank 16, a non-oxidizing bactericide storage tank 18, an oxidizing bactericide storage tank 20 and a corrosion scale inhibitor storage tank 22; the metering pumps comprise a sulfuric acid metering pump 17RA040S, a non-oxidative bactericide metering pump 19NTJY-ACM-23164, an oxidative bactericide metering pump 21MBH402-8M and a corrosion scale inhibitor metering pump 23 NTJY-ACM-23164; the sulfuric acid storage tank 16 is connected with a sulfuric acid metering pump 17; the non-oxidizing bactericide storage tank 18 is connected with a non-oxidizing bactericide metering pump 19; the oxidizing bactericide storage tank 20 is connected with an oxidizing bactericide metering pump 21; the corrosion scale inhibitor storage tank 22 is connected with a corrosion scale inhibitor metering pump 23.
The treatment process of the absorption heat pump 8 residual heat water automatic dosing water-saving treatment system is as follows: in the embodiment, the turbine intermediate pressure cylinder 1 is communicated with the turbine low pressure cylinder 2 through an intermediate pressure cylinder communication valve 9; the turbine medium pressure cylinder 1 is communicated with the absorption heat pump 8, and the turbine low pressure cylinder 2 is communicated with the condenser 6; the intermediate pressure cylinder 1 of the steam turbine extracts steam to supply the absorption heat pump 8 for heating the heat supply network water; sampling waste heat water from the outlet of the condenser 6 through a waste heat water sampling tank 25; then, the sampling in the waste hot water sampling tank 25 is detected by a detector, including pH, conductivity, oxidation-reduction potential, fouling thermal resistance and corrosion rate detection, and detection data signals are transmitted to the PLC 10 for calculation processing; and calculating and processing data of the pH value, the conductivity, the oxidation-reduction potential, the dirt thermal resistance and the corrosion rate of the water quality detected on line, controlling the opening degree of the metering pump by controlling the inlet electric valve and the outlet electric valve, and automatically adjusting and controlling the adding amount of medicaments such as sulfuric acid, non-oxidative bactericide, corrosion scale inhibitor and the like to realize the automatic dosing process of the residual heat water of the heat pump.
Example two
An absorption heat pump 8 residual heat water automatic dosing water-saving treatment system comprises a circulating water conveying system, a residual heat water conveying system and an automatic dosing control system; the controller model in this embodiment is PLC controller 10FX1S-20 MR-D; the cooling water replenishing electric valve 26 is Q11F-16P; the model of the cooling water discharge electric valve 27 is Q11F-16P; the cooling water conductivity detector 15 is of the type CON 2101; the PH on-line detector 11 is of the type pH 2201; an oxidation-reduction potential automatic detector 12 with model HO-300, an automatic detector 13 with model KLFWG for corrosion rate and fouling resistance and a conductivity detector 14 with model CON2101 for waste hot water; the model of the sulfuric acid metering pump 17 is RA040S, the model of the non-oxidizing bactericide metering pump 19 is NTJY-ACM-23164, the model of the oxidizing bactericide metering pump 21 is MBH402-8M and the model of the corrosion scale inhibitor metering pump 23 is NTJY-ACM-23164. As shown in fig. 1, the circulating water conveying system comprises a cooling water tower 3, a cooling water tank 4, a circulating water pump 5, a condenser 6 and a circulating water pipe; the inlet of the circulating water pipe is connected with a condenser 6, and the outlet of the circulating water pipe is connected with a cooling water tower 3; the cooling water tower 3 is communicated with a cooling water pool 4; and an inlet of the circulating water pump 5 is connected with the cooling water pool 4, and an outlet of the circulating water pump is connected with the condenser 6. The circulating water conveying system also comprises a cooling water replenishing pipe and a cooling water draining pipe; a cooling water replenishing electric valve 26 is arranged on the cooling water replenishing pipe; the cooling water sewage discharge pipe is provided with a cooling water sewage discharge electric valve 27; the outlet of the cooling water replenishing pipe is communicated with the cooling water pool 4; the inlet of the cooling water drainage pipe is communicated with the cooling water pool 4; the cooling water replenishing electric valve 26Q11F-16P and the cooling water draining electric valve 27Q11F-16P are connected with the controller. A cooling water replenishing sampling tank 24 is arranged between the cooling water replenishing pipe and the controller; and a cooling water conductivity detector 15CON2101 is arranged between the cooling water replenishing sampling tank 24 and the controller.
The waste heat water conveying system comprises a waste heat water pump 7, an absorption heat pump 8, a waste heat water sampling tank 25 and a waste heat water pipe; the inlet of the waste heat water pump 7 is communicated with the circulating water pipe through a waste heat water pipe; the waste heat water pump 7 is used for conveying waste heat water; the outlet of the waste heat water pump 7 is communicated with the absorption heat pump 8 through a waste heat water pipe; the absorption heat pump 8 is communicated with the cooling water pool 4 through a waste heat water pipe, and the absorption heat pump 8 is used for recycling circulating water waste heat; the inlet of the waste heat water sampling tank 25 is communicated with the circulating water pipe through a waste heat water pipe.
The automatic dosing control system comprises a detector, a controller, a reagent storage tank and a metering pump; the inlet of the detector is communicated with the outlet of the residual heat water sampling tank 25; the output port of the detector is communicated with the waste heat water pump 7 through a controller, a reagent storage tank and a metering pump in sequence; and an inlet electric valve is arranged at the inlet of the metering pump, and an outlet electric valve is arranged at the outlet of the metering pump. The detector comprises a PH on-line detector 11, a pH2201, an oxidation-reduction potential automatic detector 12HO-300, a corrosion rate and fouling resistance automatic detector 13KLFWG and a waste heat water conductivity detector 14CON 2101. The reagent storage tanks include a sulfuric acid storage tank 16, a non-oxidizing bactericide storage tank 18, an oxidizing bactericide storage tank 20 and a corrosion scale inhibitor storage tank 22; the metering pumps comprise a sulfuric acid metering pump 17RA040S, a non-oxidative bactericide metering pump 19NTJY-ACM-23164, an oxidative bactericide metering pump 21MBH402-8M and a corrosion scale inhibitor metering pump 23 NTJY-ACM-23164; the sulfuric acid storage tank 16 is connected with a sulfuric acid metering pump 17; the non-oxidizing bactericide storage tank 18 is connected with a non-oxidizing bactericide metering pump 19; the oxidizing bactericide storage tank 20 is connected with an oxidizing bactericide metering pump 21; the corrosion scale inhibitor storage tank 22 is connected with a corrosion scale inhibitor metering pump 23.
The cooling water tank 4 is provided with a cooling water replenishing pipe and a cooling water draining pipe; a cooling water replenishing electric valve 26 is arranged on the cooling water replenishing pipe; the cooling water sewage discharge pipe is provided with a cooling water sewage discharge electric valve 27; the cooling water replenishing electric valve 26 and the cooling water draining electric valve 27 are both connected with the controller; a cooling water replenishing sampling tank 24 is arranged between the cooling water replenishing pipe and the controller; a cooling water conductivity detector 15 is arranged between the cooling water replenishing sampling tank 24 and the controller
The treatment process of the absorption heat pump 8 residual heat water automatic dosing water-saving treatment system is as follows: in the embodiment, the turbine intermediate pressure cylinder 1 is communicated with the turbine low pressure cylinder 2 through an intermediate pressure cylinder communication valve 9; the turbine medium pressure cylinder 1 is communicated with the absorption heat pump 8, and the turbine low pressure cylinder 2 is communicated with the condenser 6; the intermediate pressure cylinder 1 of the steam turbine extracts steam to supply the absorption heat pump 8 for heating the heat supply network water; sampling waste heat water from the outlet of the condenser 6 through a waste heat water sampling tank 25; then, the sampling in the waste hot water sampling tank 25 is detected by a detector, including pH, conductivity, oxidation-reduction potential, fouling thermal resistance and corrosion rate detection, and detection data signals are transmitted to the PLC 10 for calculation processing; and calculating and processing data of the pH value, the conductivity, the oxidation-reduction potential, the dirt thermal resistance and the corrosion rate of the water quality detected on line, controlling the opening degree of the metering pump by controlling the inlet electric valve and the outlet electric valve, and automatically adjusting and controlling the adding amount of medicaments such as sulfuric acid, non-oxidative bactericide, corrosion scale inhibitor and the like to realize the automatic dosing process of the residual heat water of the heat pump.
The circulating cooling water is sampled by a cooling water replenishing sampling tank 24, and the conductivity is detected on line; the cooling water conductivity detector 15 detects the cooling water replenishing conductivity, and after the cooling water replenishing conductivity is transmitted to the control, the cooling water replenishing conductivity is divided by the circulating waste heat water conductivity detected by the waste heat water conductivity detector 14 to obtain the concentration ratio, wherein the concentration ratio = the waste heat water conductivity divided by the cooling water replenishing conductivity. The controller controls the opening degree of the inlet electric valve and the outlet electric valve to control the metering pump according to the calculation processing result, adjusts the adding amount of the medicament and calculates the concentration ratio, and controls the cooling water supplementing electric valve 26 and the cooling water discharging electric valve 27 to adjust the supplementing and discharging of the circulating water, so as to control the supplementing amount and the discharging amount of the cooling water and realize the water-saving utilization process of the circulating water.
Claims (6)
1. The utility model provides an absorption heat pump waste heat water automatic reagent feeding water conservation processing system which characterized in that: comprises a circulating water conveying system, a residual heat water conveying system and an automatic dosing control system;
the circulating water conveying system comprises a cooling water tower (3), a cooling water pool (4), a circulating water pump (5), a condenser (6) and a circulating water pipe; the inlet of the circulating water pipe is connected with a condenser (6), and the outlet of the circulating water pipe is connected with a cooling water tower (3); the cooling water tower (3) is communicated with the cooling water pool (4); an inlet of the circulating water pump (5) is connected with the cooling water pool (4), and an outlet of the circulating water pump is connected with the condenser (6);
the waste heat water conveying system comprises a waste heat water pump (7), an absorption heat pump (8), a waste heat water sampling tank (25) and a waste heat water pipe; the inlet of the waste heat water pump (7) is communicated with the circulating water pipe through a waste heat water pipe; the outlet of the waste heat water pump (7) is communicated with the absorption heat pump (8) through a waste heat water pipe; the absorption heat pump (8) is communicated with the cooling water pool (4) through a waste heat water pipe; the inlet of the waste heat water sampling tank (25) is communicated with the circulating water pipe through a waste heat water pipe;
the automatic dosing control system comprises a detector, a controller (10), a reagent storage tank and a metering pump; the inlet of the detector is communicated with the outlet of the residual heat water sampling tank (25); an output port of the detector is communicated with the waste heat water pump (7) through a controller (10), a reagent storage tank and a metering pump in sequence; and an inlet electric valve is arranged at the inlet of the metering pump, and an outlet electric valve is arranged at the outlet of the metering pump.
2. The absorption heat pump waste heat water automatic dosing water-saving treatment system according to claim 1, characterized in that: the circulating water conveying system also comprises a cooling water replenishing pipe and a cooling water draining pipe; a cooling water replenishing electric valve (26) is arranged on the cooling water replenishing pipe; the cooling water sewage discharge pipe is provided with a cooling water sewage discharge electric valve (27); the outlet of the cooling water replenishing pipe is communicated with the cooling water pool (4); the inlet of the cooling water drainage pipe is communicated with the cooling water pool (4); and the cooling water replenishing electric valve (26) and the cooling water blowdown electric valve (27) are connected with the controller (10).
3. The absorption heat pump waste heat water automatic dosing water-saving treatment system according to claim 2, characterized in that: a cooling water replenishing sampling tank (24) is arranged between the cooling water replenishing pipe and the controller (10); and a cooling water conductivity detector (15) is arranged between the cooling water replenishing sampling tank (24) and the controller (10).
4. The absorption heat pump waste heat water automatic dosing water-saving treatment system according to claim 3, characterized in that: the detector comprises a PH on-line detector (11), an oxidation-reduction potential automatic detector (12), a corrosion rate and dirt thermal resistance automatic detector (13) and a waste heat water conductivity detector (14).
5. The absorption heat pump waste heat water automatic dosing water-saving treatment system according to claim 4, characterized in that: the reagent storage tanks comprise a sulfuric acid storage tank (16), a non-oxidizing bactericide storage tank (18), an oxidizing bactericide storage tank (20) and a corrosion scale inhibitor storage tank (22); the metering pumps comprise a sulfuric acid metering pump (17), a non-oxidizing bactericide metering pump (19), an oxidizing bactericide metering pump (21) and a corrosion scale inhibitor metering pump (23); the sulfuric acid storage tank (16) is connected with a sulfuric acid metering pump (17); the non-oxidizing bactericide storage tank (18) is connected with a non-oxidizing bactericide metering pump (19); the oxidizing bactericide storage tank (20) is connected with the oxidizing bactericide metering pump (21); the corrosion scale inhibitor storage tank (22) is connected with the corrosion scale inhibitor metering pump (23).
6. The absorption heat pump waste heat water automatic dosing water-saving treatment system according to claim 5, characterized in that: the controller (10) is a PLC (programmable logic controller) controller (10).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921990236.9U CN211338989U (en) | 2019-11-18 | 2019-11-18 | Absorption heat pump waste heat water automatic reagent feeding water conservation processing system |
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| CN201921990236.9U CN211338989U (en) | 2019-11-18 | 2019-11-18 | Absorption heat pump waste heat water automatic reagent feeding water conservation processing system |
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| CN211338989U true CN211338989U (en) | 2020-08-25 |
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| CN201921990236.9U Expired - Fee Related CN211338989U (en) | 2019-11-18 | 2019-11-18 | Absorption heat pump waste heat water automatic reagent feeding water conservation processing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110713265A (en) * | 2019-11-18 | 2020-01-21 | 中国大唐集团科学技术研究院有限公司西北电力试验研究院 | Automatic dosing water-saving treatment system and method for absorption heat pump waste heat water |
-
2019
- 2019-11-18 CN CN201921990236.9U patent/CN211338989U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110713265A (en) * | 2019-11-18 | 2020-01-21 | 中国大唐集团科学技术研究院有限公司西北电力试验研究院 | Automatic dosing water-saving treatment system and method for absorption heat pump waste heat water |
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