WO2015196884A1

WO2015196884A1 - Self-driven thermal compression heat pump refrigeration method

Info

Publication number: WO2015196884A1
Application number: PCT/CN2015/079574
Authority: WO
Inventors: 周永奎; 李红
Original assignee: 周永奎
Priority date: 2014-06-23
Filing date: 2015-05-22
Publication date: 2015-12-30
Also published as: EP3147589A4; CN104034083A; JP2017516057A; CN106170666B; EP3147589A1; CN106170666A; US20170191707A1

Abstract

A self-driven thermal compression heat pump refrigeration method. Condensation heat of a refrigeration cycle of the thermal compression heat pump is utilized to produce high-temperature vapor, which serves as a driving heat source for the refrigeration cycle of the thermal compression heat pump, to drive the refrigeration cycle of the thermal compression heat pump. The method consumes only a small amount of electric energy, utilizes the heat from condensation of a refrigerant vapor to produce the driving vapor, utilizes the heat generated in a cycle process by a system itself as the driving heat source, implements refrigeration and heating, and is highly efficient and energy saving.

Description

Self-driven heat compression heat pump refrigeration method

Technical field

The invention relates to a self-driven heat compression heat pump refrigeration method, and belongs to the technical field of heat pump refrigeration.

Background technique

Commonly used heat pump refrigeration methods include vapor compression heat pump refrigeration, absorption heat pump refrigeration, adsorption heat pump refrigeration, etc. Among them, steam compression heat pump refrigeration and absorption heat pump refrigeration applications are most common.

Steam compression heat pump refrigeration has a higher thermal coefficient, but it must consume more electric energy as a driving energy source. Thermal compression heat pump refrigeration (absorption refrigeration or adsorption refrigeration) can be driven by low-grade thermal energy, which consumes less energy, but has a lower thermal coefficient. When no waste heat is available, it is economically no more advantageous than vapor compression refrigeration. In practice, there is no waste heat available anywhere.

Summary of the invention

It is an object of the present invention to provide an efficient and economical heat compression heat pump refrigeration method. The problem to be solved is to find a more economical and convenient hot compressor driving method and expand the application range of the heat compression heat pump refrigeration method.

The technical scheme adopted by the invention is a self-driven heat compression heat pump refrigeration method, which uses a condensation heat of a heat compression heat pump refrigeration cycle to prepare a high temperature heat source, and serves as a driving heat source of a heat compression heat pump refrigeration cycle, and drives a heat compression heat pump refrigeration system. Cycle work to output heat while cooling.

The invention has the advantages that the latent heat of condensation of the refrigerant refrigerant vapor is used as the driving heat source, the external heat source is not required to drive the heat source, and the cooling water consumption of the condensation process is reduced, and only a small amount of electric energy is consumed, and the latent heat of condensation of the refrigerant vapor is utilized. The driving heat source is obtained, and the energy saving effect is good.

Further, the heat compression heat pump refrigeration cycle is an absorption heat pump refrigeration cycle.

Further, the absorption heat pump refrigeration cycle is composed of a working fluid cycle and a solution cycle, and the working fluid cycle is performed by a generator refrigerant working end, a steam compressor, a generator heat source end, and a first throttle decompression. The valve, the evaporator, the absorber, the solution pump, the solution heat exchanger, and the refrigerant working end of the generator are sequentially connected into a loop through a pipeline, and the solution circulation is exchanged by the absorber, the solution pump, the solution heat exchanger, the generator, and the solution. The heat exchanger and the absorber are sequentially connected into a loop through a pipeline, and the heat pump refrigeration cycle system is provided with a refrigerant-compatible solution composed of a refrigerant and a substance having a large solubility in the refrigerant.

Further, the absorption heat pump refrigeration cycle is composed of a working fluid cycle and a solution cycle, and the working fluid cycle is generated by a rectifier refrigerant working end, a steam compressor, a rectifier heat source end, and a first throttle reduction. The pressure valve, the evaporator, the absorber, the solution pump, the solution heat exchanger, and the refrigerant refrigerant end of the rectifier are sequentially connected into a loop through a pipeline, and the solution is circulated by an absorber, a solution pump, a solution heat exchanger, and a generator. The rectifier, the solution heat exchanger and the absorber are sequentially connected into a loop through a pipeline, and the heat pump refrigeration cycle system is provided with a refrigerant-compatible solution composed of a refrigerant and a substance having a large solubility in the refrigerant.

Further, the absorption heat pump refrigeration cycle is composed of a working fluid cycle and a solution cycle, and the working fluid circulation is performed by a generator refrigerant working end, a steam compressor, a generator heat source end, a first throttle pressure reducing valve, and evaporation. The low pressure compressor, the absorber, the solution pump, the solution heat exchanger, and the generator refrigerant end are sequentially connected into a loop through a pipeline, and the solution is circulated by an absorber, a solution pump, a solution heat exchanger, a generator, and a solution. The heat exchanger and the absorber are sequentially connected into a loop through a pipeline, and the heat pump refrigeration cycle system is provided with a refrigerant-compatible solution composed of a refrigerant and a substance having a large solubility in the refrigerant.

Further, the heat compression heat pump refrigeration cycle is an adsorption heat pump refrigeration cycle.

Further, the heat pump refrigeration cycle comprises an adsorption bed refrigeration working end, a steam compressor, an adsorption bed heat source end, a first valve, a first reservoir, a second valve, a first throttle pressure reducing valve, an evaporator, The working end of the adsorption bed refrigerant is sequentially connected into a loop through a pipeline, and the heat pump refrigeration cycle system is provided with a working medium and an adsorbent having an adsorption capacity to the working medium.

Further, the heat compression heat pump refrigeration cycle includes a drive cycle and a heat pump refrigeration cycle.

Further, the driving cycle is sequentially connected into a loop by an evaporator, a condenser, and an evaporator through a pipeline, and the heat pump refrigeration cycle is composed of a working fluid cycle and a solution cycle, and the working fluid is cycled by a generator, a condenser, and a worker. The mass lifting pump, the evaporator, the absorber, the solution heat exchanger, and the generator are sequentially connected into a loop through a pipeline, and the solution circulation is generated by a generator, a solution heat exchanger, a liquid-liquid pump, an absorber, a solution heat exchanger, and the like. The devices are sequentially connected into a loop through a pipeline, and the heat pump refrigeration cycle system is provided with a refrigerant-compatible solution composed of a refrigerant and a substance having a large solubility in the refrigerant.

Further, the driving cycle is passed by the first adsorption bed, the second adsorption bed, and the first adsorption bed The pipeline is sequentially connected into a loop, and the heat pump refrigeration cycle is divided into two paths, and a route of the first adsorption bed, the valve, the condenser, the working medium lifting pump, the evaporator, the valve, the second adsorption bed and the pipeline are sequentially connected; The second adsorption bed, the valve, the condenser, the working medium lifting pump, the evaporator, the valve and the first adsorption bed are sequentially connected by a pipeline, and the heat pump refrigeration cycle system is provided with a working medium and an adsorption capacity for the working medium. The agent composition working medium is filled with an adsorbent adsorbing a certain amount of working medium in the first adsorption bed, and the adsorbent having a small amount of adsorbent is filled in the second adsorption bed.

Further, the driving cycle is sequentially connected into a loop by an evaporator, a condenser, and an evaporator through a pipeline; the heat pump refrigeration cycle is composed of a working fluid cycle and a solution cycle, and the working fluid is cycled by a generator, a condenser, and a section. The flow reducing valve, the evaporator, the absorber, the solution heat exchanger, and the generator are sequentially connected into a loop through a pipeline, and the solution circulation is generated by a generator, a solution heat exchanger, an absorber, a solution pump, a solution heat exchanger, and the like The devices are sequentially connected into a loop through a pipeline, and the heat pump refrigeration cycle system is provided with a solution composed of a refrigerant and a substance having a relatively high solubility in the refrigerant.

Further, the driving cycle is connected by a first compressor, a generator, a second throttle reducing valve, a condenser, and a first compressor through a pipeline; the heat pump refrigeration cycle is composed of a working fluid cycle and a solution cycle. The working fluid circulation is sequentially connected into a circuit by a generator, a condenser, a first throttle pressure reducing valve, an evaporator, an absorber, a solution pump, a solution heat exchanger, and a generator through a pipeline, and the solution is circulated by absorption. The device, the solution pump, the solution heat exchanger, the generator, the solution heat exchanger, and the absorber are sequentially connected into a loop through a pipeline, and the heat pump refrigeration cycle system is provided with a refrigerant and a substance having a large solubility in the refrigerant. The composition of the working fluid is on the solution.

Further, the driving cycle is sequentially connected into a loop by a first compressor, a generating rectifier, a second throttle reducing valve, a condenser, and a first compressor through a pipeline; the heat pump refrigeration cycle is cycled by a working fluid and The solution is circulated; the working fluid circulation is sequentially connected into a loop by a rectifier, a condenser, a first throttle pressure reducing valve, an evaporator, an absorber, a solution pump, a solution heat exchanger, and a rectifying rectifier through a pipeline. The solution circulation is sequentially connected into a loop by an absorber, a solution pump, a solution heat exchanger, a generator, a solution heat exchanger, and an absorber through a pipeline; the heat pump refrigeration cycle system is provided with a refrigerant and a refrigerant A medium consisting of a substance with a high solubility in the medium.

Further, the driving cycle is sequentially connected into a loop by a first compressor, a generator, a second throttle reducing valve, a condenser, and a first compressor through a pipeline; the heat pump refrigeration cycle is cycled by a working fluid and a solution The working medium circulation is sequentially connected by a generator, a condenser, a first throttle reducing valve, an evaporator, a low pressure compressor, an absorber, a solution pump, a solution heat exchanger, and a generator through a pipeline. Into a loop. The solution circulation is sequentially connected into a loop by an absorber, a solution pump, a solution heat exchanger, a generator, a solution heat exchanger, and an absorber through a pipeline, and the heat pump refrigeration cycle system is provided with a refrigerant and a refrigerant. A medium with a relatively high solubility consists of a working medium solution.

Further, the driving cycle is sequentially connected by a first compressor, an adsorption bed serving as a condenser, a second throttle pressure reducing valve, a condenser serving as an evaporator, and a first compressor through a pipe; The heat pump refrigeration cycle is sequentially connected into a loop by an adsorption bed, a condenser, a first valve, a first reservoir, a second valve, a first throttle pressure reducing valve, an evaporator, and an adsorption bed through a pipeline. The heat pump refrigeration cycle system is provided with a working medium and an adsorbent having an adsorption capacity to the working medium.

Further, the driving cycle is sequentially connected into a loop by a second compressor, a generator serving as a condenser, a third throttle reducing valve, an absorber serving as an evaporator, and a second compressor through a pipe; The heat pump refrigeration cycle is composed of a working fluid cycle and a solution cycle, and the working fluid circulation is passed through a pipeline by a generator, a condenser, a first throttle pressure reducing valve, an evaporator, an absorber, a solution pump, a solution heat exchanger, and a generator. Connected to a loop in sequence, the solution circulation is sequentially connected into a loop by an absorber, a solution pump, a solution heat exchanger, a generator, a solution heat exchanger, and an absorber through a pipeline, and the heat pump refrigeration cycle system is provided with a refrigerant And a working solution of a substance having a relatively high solubility in a refrigerant.

Further, the driving cycle is sequentially connected into a circuit by a second compressor, a rectifying rectifier serving as a condenser, a third throttle reducing valve, an absorber serving as an evaporator, and a second compressor being sequentially connected through a pipe; The heat pump refrigeration cycle is composed of a working fluid cycle and a solution cycle; the working fluid cycle is generated by a rectifier, a condenser, a first throttle pressure reducing valve, an evaporator, an absorber, a solution pump, a solution heat exchanger, The rectifier is sequentially connected into a loop through a pipeline, and the solution circulation is sequentially connected into a loop by an absorber, a solution pump, a solution heat exchanger, a generator, a solution heat exchanger, and an absorber through a pipeline, and the heat pump refrigeration cycle system The working medium is composed of a refrigerant and a substance having a relatively high solubility in the refrigerant.

Further, the driving cycle is performed by a second compressor, a steam accumulator, a third valve, an adsorption bed serving as a condenser, a fourth valve, a second reservoir, a fifth valve, and a third throttle decompression The valve, the adsorption bed used as the evaporator, the sixth valve, and the second compressor are sequentially connected into a loop through a pipeline; the heat pump refrigeration cycle is composed of an adsorption bed, a condenser, a first valve, a first reservoir, and a second valve The first throttle pressure reducing valve, the evaporator and the adsorption bed are sequentially connected into a loop through a pipeline, and the heat pump refrigeration cycle system is provided with a working medium and an adsorbent having an adsorption capacity to the working medium to form a working fluid pair.

DRAWINGS

Figure 1 shows a schematic diagram of a self-driven absorption heat pump refrigeration system.

Figure 2 is a schematic diagram of a self-driven absorption heat pump refrigeration system with a rectification column.

Figure 3 is a schematic diagram of a self-driven absorption heat pump refrigeration system with a low pressure steam compressor.

Figure 4 shows a schematic diagram of a self-driven adsorption heat pump refrigeration system.

Figure 5 Schematic diagram of a compressor-free self-driven absorption heat pump refrigeration system

Figure 6 Schematic diagram of a compressor-free self-driven continuous adsorption heat pump refrigeration system

Figure 7: Boost Evaporation Self-Driven Absorption Heat Pump Refrigeration System

Figure 8 is a schematic diagram of a composite self-driven absorption heat pump refrigeration system.

Figure 9 is a schematic diagram of a self-driven absorption heat pump refrigeration system with a combined rectification column.

Figure 10 is a schematic diagram of a self-driven absorption heat pump refrigeration system with a combined low pressure steam compressor.

Figure 11 is a schematic diagram of a composite self-propelled adsorption heat pump refrigeration system.

Figure 12 is a schematic diagram of a heat absorption driven composite absorption heat pump refrigeration system.

Figure 13 is a schematic diagram of an absorption heat pump refrigeration system that absorbs a heat-driven composite rectification column.

Figure 14 is a schematic diagram of a composite adsorption heat pump refrigeration system driven by adsorption heat.

In the drawings, the list of parts represented by each label is as follows:

1, generator, 2, steam compressor, 3, throttle reducing valve, 4, evaporator, 5, absorber, 6, solution pump, 7, solution heat exchanger, 8, the rectifier, 9, Low pressure compressor, 10, adsorption bed, 11, reservoir, 12, valve, 13, valve, 14, compressor, 15, condenser, 16, throttle relief valve, 17, throttle relief valve, 18 , compressor, 19, valve, 20, valve, 22, steam accumulator, 23, valve, 24, valve, 25, reservoir, 26, working fluid lift pump, 27, second adsorption bed, 28, valve , 29, valves, 30, valves, 31, valves.

detailed description

The principles and features of the present invention are described in the following with reference to the accompanying drawings.

The self-driven absorption heat pump refrigeration system is composed of a working fluid cycle and a solution cycle as shown in FIG. Working fluid circulation by generator 1 refrigerant working end, steam compressor 2, generator 1 heat source end, throttle reducing valve 3, evaporator 4, absorber 5, solution pump 6, solution heat exchanger 7, generator 1 and the pipeline is connected in turn. The solution circulation is sequentially connected into a loop by the absorber 5, the solution pump 6, the solution heat exchanger 7, the generator 1, the solution heat exchanger 7, and the absorber 5 through a pipe. The heat pump refrigeration cycle system is provided with a working medium-pair solution composed of a refrigerant and a substance having a relatively high solubility in the refrigerant medium; the working medium is heated by the high-pressure refrigerant vapor in the generator 1 to generate a medium Pressurized refrigerant vapor, medium-pressure refrigerant refrigerant vapor is heated by steam compressor 2 to become high-temperature high-pressure refrigerant refrigerant, high-pressure refrigerant vapor is input to generator 1 heat source to drive heat source to dilute solution heating, self-condensation The medium-pressure refrigerant working fluid is decompressed by the throttle pressure reducing valve 3, and the low-pressure heat is evaporated in the evaporator 4 to provide low temperature to the environment, and the low-pressure refrigerant vapor enters the absorber 5 to be concentrated. The solution is absorbed and supplied to the environment. The dilute solution is pumped into the solution heat exchanger 7 via the solution pump 6 and exchanges with the concentrated solution from the generator 1 to enter the generator 1 to start the next cycle.

The absorption heat pump refrigeration system of the rectification tower is shown in Fig. 2, which is composed of a working fluid cycle and a solution cycle. The working fluid circulation is performed by the rectifying unit 8 refrigerant working end, the steam compressor 2, the rectifying unit 8 generating heat source end, the throttle reducing valve 3, the evaporator 4, the absorber 5, the solution pump 6, and the solution exchange. The heat exchanger 7, the rectifier 5 and the pipe are connected in sequence. The solution circulation is sequentially connected to the circuit by the absorber 5, the solution pump 6, the solution heat exchanger 7, the generator rectifier 8, the solution heat exchanger 7, and the absorber 5 through a pipe. The heat pump refrigeration cycle system is provided with a working medium solution of a working medium and a substance having a large solubility in the working medium; the working medium is heated by the high pressure refrigerant in the rectifier 8 and is produced. The mixture is mixed with steam, and the mixed steam is rectified in the rectification column in the upper portion of the rectifier 8 to generate medium-pressure refrigerant refrigerant vapor, and the medium-pressure refrigerant refrigerant vapor is heated and heated by the steam compressor 2 to become high. The temperature of the refrigerant is transferred to the heat source of the high-temperature refrigerant, and the heat source of the high-temperature refrigerant is input to the heat source of the rectifier 8 to drive the heat source to heat the dilute solution, which is condensed into a medium-pressure refrigerant liquid, and the medium-pressure refrigerant liquid is throttled and reduced. 3 decompression, in the evaporator 4 low-pressure endothermic evaporation, providing low temperature to the environment, low-pressure refrigerant refrigerant vapor into the absorber 5 is absorbed by the concentrated solution in the absorber, to supply heat to the environment, the dilute solution is pumped by the solution pump 6 After heat exchange with the concentrated solution from the fractionator 8 occurs, it enters the rectifier 3 and starts the next cycle.

As shown in FIG. 3, the absorption heat pump refrigeration system of the low pressure compressor is composed of a working fluid cycle and a solution cycle, and the working fluid circulation is performed by the generator 1 refrigerant working end, the steam compressor 2, the generator 1 heat source end, The throttle pressure reducing valve 3, the evaporator 4, the low pressure compressor 9, the absorber 5, the solution pump 6, the solution heat exchanger 7, the generator 1 and the pipes are connected in series. The solution circulation is sequentially connected into a loop by the absorber 5, the solution pump 6, the solution heat exchanger 7, the generator 1, the solution heat exchanger 7, and the absorber 5 through a pipe. The heat pump refrigeration cycle system is provided with a working medium-pair solution composed of a refrigerant and a substance having a relatively high solubility in the refrigerant medium; the working medium is heated by the high-pressure refrigerant vapor in the generator 1 to generate a medium Pressurized refrigerant vapor, medium-pressure refrigerant refrigerant vapor is heated by steam compressor 2 to become high-temperature refrigerant vapor, high-temperature refrigerant vapor is input to generator 1 heat source to heat the dilute solution, self-condensing into medium-pressure refrigeration The working fluid, the medium-pressure refrigerant working fluid is decompressed by the throttle reducing valve 3, and the low-pressure heat is evaporated in the evaporator 4 to provide low temperature to the environment, and the low-pressure refrigerant vapor is pressurized by the low-pressure compressor 9 to enter the absorption. The device 5 is absorbed by the concentrated solution in the absorber 5 to supply heat to the environment, and the diluted solution is pumped into the solution heat exchanger 7 via the solution pump 6, and exchanges with the concentrated solution from the generator 1 to enter the generator 1. , start the next cycle.

Self-driven intermittent adsorption heat pump refrigeration system shown in Figure 4, from the adsorption bed 10 refrigeration working end, steam compressor 2, adsorption bed 10 heat source end, valve 12, accumulator 11, valve 13, throttle decompression The valve 3, the evaporator 4, the refrigerant working end of the adsorption bed 10 and the pipeline are connected in sequence. The heat pump refrigeration cycle system is provided with a working medium and an adsorbent having an adsorption capacity to the working medium. During the desorption phase, valve 12 is opened and valve 13 is closed. The working fluid is pressurized by the high pressure refrigerant in the adsorption bed 10 Heating and desorbing, generating medium-pressure refrigerant refrigerant vapor, medium-pressure refrigerant refrigerant vapor is heated by steam compressor 2 to become high-temperature refrigerant refrigerant vapor, high-temperature refrigerant refrigerant vapor is input to adsorption bed 10 heat source end as driving heat source to adsorption bed 10 is heated, self-condenses into a medium-pressure refrigerant working fluid, and the medium-pressure refrigerant liquid is stored in the liquid storage tank 11. During the refrigeration adsorption phase, valve 12 is closed and valve 13 is open. The medium-pressure refrigerant liquid in the accumulator 11 is depressurized by the throttle decompression valve 3, and the low-pressure endothermic evaporation in the evaporator 4 provides a low temperature to the environment, and the low-pressure refrigerant vapor enters the adsorption bed 10 to be adsorbed, and then Start the next cycle.

The composite self-driven absorption heat pump refrigeration system is shown in Figure 5 and consists of a drive cycle and a heat pump refrigeration cycle. The drive cycle is sequentially connected to the circuit by the evaporator 4, the condenser 15, and the evaporator 4 through a pipe. The heat medium absorbs heat in the condenser 15, cools the refrigerant vapor in the condenser, increases its own heat, enters the evaporator 4, transfers heat to the refrigerant in the evaporator, and evaporates itself. Heat is reduced. The heat pump refrigeration cycle is composed of a working fluid cycle and a solution cycle, and the working fluid circulation is composed of a generator 1, a condenser 15, a working fluid lifting pump 26, an evaporator 4, an absorber 5, a solution pump 6, and a solution heat exchanger. 7. The generators 1 are sequentially connected into a loop through a pipeline, and the solution circulation is sequentially connected by a generator 1, a solution heat exchanger 7, a liquid-liquid pump 6, an absorber 5, a solution heat exchanger 7, and a generator 1 through a pipeline. In the circuit, the heat pump refrigeration cycle system is provided with a refrigerant-compatible solution composed of a refrigerant and a substance having a large solubility in the refrigerant. The working medium is heated in the generator 1 to generate a refrigerant vapor which enters the condenser 15 and is condensed into a refrigerant liquid. The refrigerant liquid is pressurized by the working medium lift pump 26, and absorbs heat in the evaporator 4. Evaporation, providing low temperature to the environment, the refrigerant vapor entering the absorber 5 is absorbed by the concentrated solution, supplying heat to the environment, and the dilute solution is pumped into the solution heat exchanger 7 through the solution pump 6 and the concentrated solution from the generator 1 is exchanged. After heat, enter generator 1 and start the next cycle.

The composite self-propelled adsorption heat pump refrigeration system is shown in Figure 6, consisting of a drive cycle and a heat pump refrigeration cycle. The driving cycle is passed through the first adsorption bed 10, the second adsorption bed 27, and the first adsorption bed 10 The pipelines are sequentially connected into a loop; the first adsorption bed 10 is desorbed, and the second adsorption bed 27 is adsorbed, the heat medium absorbs heat in the second adsorption bed 27, the heat enthalpy increases, enters the first adsorption bed 10, and heats the adsorption bed. The heat pump cooling cycle is divided into two paths, and the first adsorption bed 10, the valve 28, the condenser 15, the working medium lifting pump 26, the evaporator 4, the valve 30, the second adsorption bed 27 and the pipeline are sequentially connected. The second adsorption bed 27, the valve 29, the condenser 15, the working medium lifting pump 26, the evaporator 4, the valve 31, and the first adsorption bed 10 are sequentially connected by a pipeline, and the heat pump refrigeration cycle system is provided. The adsorbent having the working medium and the adsorbing ability to the working medium is composed of a working medium pair, and the first adsorbent bed is filled with an adsorbent adsorbing a certain amount of working medium, and the adsorbing agent is filled with less mass in the second adsorbing bed. Adsorbent. The first adsorption bed 10 is desorbed, the second adsorption bed 27 is adsorbed, the valve 28 and the valve 30 are opened, and the valve 27 and the valve 31 are closed. The working medium is heated and desorbed in the first adsorption bed 10 to generate refrigerant vapor, and the refrigerant vapor enters the condenser 15 and is condensed into a refrigerant liquid. The refrigerant liquid is pressurized by the working medium lifting pump 26 to enter the evaporation. The device 4 absorbs heat and evaporates to generate refrigerant vapor, and the refrigerant vapor enters the second adsorption bed 27 to be adsorbed to the environment. The first adsorption bed 10 is adsorbed, the second adsorption bed 27 is desorbed, the valve 29 and the valve 31 are opened, and the valve 28 and the valve 30 are closed. The working medium is heated and desorbed in the second adsorption bed 27 to generate the refrigerant vapor, and the refrigerant vapor enters the condensation device 15 to be condensed into a refrigerant liquid, and the refrigerant liquid is pressurized by the working medium lifting pump 26 to be evaporated. The device 4 absorbs heat and evaporates to generate refrigerant vapor, and the refrigerant vapor enters the first adsorption bed 10 and is adsorbed to the environment to release heat. Then start the next cycle.

The composite self-driven absorption heat pump refrigeration system is shown in Figure 7, consisting of a drive cycle and a heat pump refrigeration cycle. The driving cycle is sequentially connected to the circuit by the generator 1, the absorber 5, and the generator 1 through a pipeline; the heat medium absorbs heat in the absorber 5, the heat enthalpy is increased, and the generator 1 is heated to the generator 1, and the heat is lowered. , enter the absorber 5 and start the next cycle. The heat pump refrigeration cycle is composed of a working fluid cycle and a solution cycle, and the working fluid circulation is performed by a generator 1, a condenser 15, a throttle reducing valve 3, an evaporator 4, an absorber 5, a solution pump 6, and a solution heat exchange. The generator 1 and the generator 1 are sequentially connected into a loop through a pipeline, and the solution circulation is changed by the generator 1, the solution heat exchanger 7, the absorber 5, the solution pump 6, and the solution. The heat generator 7 and the generator 1 are sequentially connected into a loop through a pipeline, and the heat pump refrigeration cycle system is provided with a solution composed of a refrigerant and a substance having a large solubility in the refrigerant. The working medium is heated in the generator 1 to generate a refrigerant vapor which enters the condenser 15 and is condensed into a refrigerant liquid. The refrigerant liquid is depressurized by the throttle pressure reducing valve 3, and is sucked in the evaporator 4. The heat is evaporated to provide low temperature to the environment, and the refrigerant vapor enters the absorber 5 and is absorbed by the concentrated solution to supply heat to the environment. The diluted solution is pumped into the solution heat exchanger 7 through the solution pump 6 and the concentrated solution from the generator 1 After heat exchange, enter the generator 1 and start the next cycle.

The composite self-driven absorption heat pump refrigeration system is composed of a drive cycle and an absorption heat pump refrigeration cycle as shown in FIG. 8. The drive cycle is used by the compressor 14, the generator used as the condenser 1, the throttle pressure reducing valve 16, and the like. The evaporator 15 of the evaporator, the compressor 14 and the pipes are connected. The driving medium vapor is compressed and pressurized by the compressor 14 to generate high-pressure driving working fluid steam, and the high-pressure driving working medium steam is used as a driving heat source to heat the generator 1 used as a condenser, and condenses itself into a driving working liquid to drive the working fluid. The throttle pressure reducing valve 16 is throttled and decompressed, enters the condenser 15 serving as an evaporator, absorbs heat and evaporates, drives the working fluid vapor into the compressor 14, and starts the next cycle. The absorption heat pump refrigeration cycle consists of a working fluid cycle and a solution cycle. The working fluid cycle is formed by sequentially connecting the generator 1, the condenser 15, the throttle reducing valve 3, the evaporator 4, the absorber 5, the solution pump 6, the solution heat exchanger 7, the generator 1 and the pipeline. The solution circulation is sequentially connected to the circuit by the absorber 5, the solution pump 6, the solution heat exchanger 7, the generator 1, the solution heat exchanger 7, and the absorber 5 through a pipeline; the heat pump refrigeration cycle system is provided with a refrigerant A working medium consisting of a substance and a substance having a high solubility in a refrigerant. The working medium is heated by the driving steam in the generator 1 to generate the refrigerant vapor, and the refrigerant vapor is condensed into the refrigerant liquid in the condenser 15, and the refrigerant liquid is decompressed by the throttle pressure reducing valve 3. In the evaporator 4, the low pressure absorbs heat and evaporates to provide low temperature to the environment, and the low pressure refrigerant vapor enters the absorber 5 and is absorbed by the concentrated solution to supply heat to the environment, and the diluted solution is pumped into the solution heat exchanger 7 through the solution pump 6 The concentrated solution from the generator 1 enters the generator 1 after heat exchange and starts the next cycle.

The self-driven absorption heat pump refrigeration system with compound distillation tower is shown in Figure 9. The system is driven by the drive. The ring and the absorption heat pump refrigeration cycle are composed of a compressor 14, a rectifier 3 as a condenser, a throttle valve 16, a condenser 15 serving as an evaporator, a compressor 14 and a pipe connected in sequence. Made. The driving medium vapor is compressed and pressurized by the compressor 14, and the high-temperature driving working fluid vapor is generated, and the working medium steam is driven as a driving heat source to heat the rectifying unit 8 used as a condenser, and condenses itself into a driving working liquid, and drives the working medium. The liquid is throttled and depressurized by a throttle reducing valve 16 to enter a condenser 15 serving as an evaporator, which absorbs heat and evaporates, drives the working fluid vapor into the compressor 14, and starts the next cycle. The absorption heat pump refrigeration cycle consists of a working fluid cycle and a solution cycle. The working fluid cycle is generated by the rectifier 8, the condenser 15, the throttle pressure reducing valve 3, the evaporator 4, the absorber 5, the solution pump 6, and the solution heat exchange. The reactor 7 and the rectifier 8 and the pipeline are connected in sequence. The solution circulation is sequentially connected into a loop by the absorber 5, the solution pump 6, the solution heat exchanger 7, the generator rectifier 8, the solution heat exchanger 7, and the absorber 5 through a pipeline; the heat pump refrigeration cycle system is provided There is a working medium-to-solution composed of a refrigerant and a substance having a high solubility in a refrigerant. The working medium is heated by the driving steam in the rectifier 8 to generate the refrigerant vapor, and the refrigerant vapor is condensed into the refrigerant liquid in the condenser 15, and the refrigerant liquid is throttled through the throttle valve 3 The throttling decompression, the low-pressure endothermic evaporation in the evaporator 4, providing low temperature to the environment, the low-pressure refrigerant refrigerant vapor enters the absorber 5 and is absorbed by the concentrated solution, supplies heat to the environment, and the dilute solution is pumped into the solution heat transfer by the solution pump 6. The reactor 7 enters the generating rectifier 8 after heat exchange with the concentrated solution from the rectifier 3 and starts the next cycle.

The self-driven absorption heat pump refrigeration system with a low-pressure steam compressor is shown in Fig. 10. The system consists of a drive cycle and an absorption heat pump refrigeration cycle. The drive cycle is driven by the compressor 14 and the generator used as a condenser. The pressure reducing valve 16, the condenser 15 serving as an evaporator, the compressor 14, and a pipe are connected. The driving medium vapor is compressed and pressurized by the compressor 14, and the high-pressure driving working fluid vapor is generated, and the working medium steam is driven as a driving heat source to heat the generator 1 used as the condenser, and condenses itself to drive the working fluid, and drives the working fluid to pass through. The throttle pressure reducing valve 16 is throttled and decompressed, enters the condenser 15 serving as an evaporator, absorbs heat and evaporates, drives the working fluid vapor into the compressor 14, and starts the next cycle. The absorption heat pump refrigeration cycle is composed of a working fluid cycle and a solution cycle; the working fluid cycle is composed of a generator 1 and a condenser 15. The throttle reducing valve 3, the evaporator 4, the low pressure compressor 9, the absorber 5, the solution pump 6, the solution heat exchanger 7, the generator 1 and the pipes are connected in sequence. The solution circulation is sequentially connected to the circuit by the absorber 5, the solution pump 6, the solution heat exchanger 7, the generator 1, the solution heat exchanger 7, and the absorber 5 through a pipeline; the heat pump refrigeration cycle system is provided with a refrigerant A working medium consisting of a substance and a substance having a high solubility in a refrigerant. The working medium is heated by the driving steam in the generator 1 to generate the refrigerant vapor, and the refrigerant vapor is condensed into the refrigerant liquid in the condenser 15, and the refrigerant liquid is throttled through the throttle valve 3 The throttling decompression is carried out in the evaporator 4 by low-pressure endothermic evaporation to provide low temperature to the environment. The low-pressure refrigerant refrigerant vapor is pressurized and compressed by the compressor 9, and then enters the absorber 5 and is absorbed by the concentrated solution to supply heat to the environment. The solution pump 6 is pumped into the solution heat exchanger 7 to exchange heat with the concentrated solution from the generator 1 and enters the generator 1 to start the next cycle.

The composite self-propelled adsorption heat pump refrigeration system is shown in Figure 11, and the system consists of a drive cycle and an adsorption heat pump refrigeration cycle. The drive cycle is formed by sequentially connecting the compressor 14, the adsorption bed 10 using the condenser, the throttle pressure reducing valve 16, the condenser 15 serving as an evaporator, the compressor 14, and the piping. The driving medium vapor is compressed and pressurized by the compressor 14, generating high-pressure driving working fluid steam, driving the working medium steam as a driving heat source to heat the adsorption bed 10 used as a condenser, self-condensing into a driving working liquid, and driving the working liquid liquid The throttle pressure reducing valve 16 is throttled and decompressed, enters the condenser 15 serving as an evaporator, absorbs heat and evaporates, drives the working fluid vapor into the compressor 14, and starts the next cycle. The adsorption heat pump refrigeration cycle is formed by sequentially connecting the adsorption bed 10, the condenser 15, the valve 12, the accumulator 11, the valve 13, the throttle reducing valve 3, the evaporator 4, the adsorption bed 10 and the pipeline. The heat pump refrigeration cycle system is provided with a working medium and an adsorbent having an adsorption capacity to the working medium. During the desorption phase, valve 12 is opened and valve 13 is closed. The working fluid is desorbed by the driving steam in the adsorption bed 10 to generate the refrigerant vapor, and the refrigerant vapor is condensed in the condenser 15 into a refrigerant liquid, and the refrigerant liquid is stored in the reservoir 11. During the refrigerant adsorption phase, valve 12 is closed and valve 13 is opened. The refrigerant liquid in the accumulator 11 is decompressed by the throttle reducing valve 3, and the low-pressure heat is evaporated in the evaporator 4 to provide a low temperature to the environment, and the low-pressure refrigerant vapor enters the adsorption bed 10 to be adsorbed and supplied to the environment. Hot, then start under A cycle.

The heat absorption driven composite absorption heat pump refrigeration system is shown in Fig. 12. The system consists of a drive cycle and an absorption heat pump refrigeration cycle. The drive cycle is composed of a compressor 18, a generator used as a condenser, and a throttle pressure reducing valve. The absorber 5, the compressor 18 and the pipe used as the evaporator are connected in sequence. The driving medium vapor is compressed and pressurized by the compressor 18 to generate high-pressure driving working fluid steam, and the working medium steam is used as a driving heat source to heat the generator 1 used as a condenser, and condenses itself into a driving working liquid, and drives the working fluid liquid. The throttle pressure reducing valve 17 is throttled and decompressed, enters the absorber 5 serving as an evaporator, absorbs heat and evaporates, drives the working fluid vapor into the compressor 18, and starts the next cycle. The absorption heat pump refrigeration cycle consists of a working fluid cycle and a solution cycle. The working fluid cycle is formed by sequentially connecting the generator 1, the condenser 15, the throttle reducing valve 3, the evaporator 4, the absorber 5, the solution pump 6, the solution heat exchanger 7, the generator 1 and the pipeline. The solution circulation is sequentially connected to the circuit by the absorber 5, the solution pump 6, the solution heat exchanger 7, the generator 1, the solution heat exchanger 7, and the absorber 5 through a pipeline; the heat pump refrigeration cycle system is provided with a refrigerant A working medium consisting of a substance and a substance having a high solubility in a refrigerant. The working medium is heated by the driving steam in the generator 1 to generate the refrigerant vapor, and the refrigerant vapor is condensed into the refrigerant liquid in the condenser 15, and the refrigerant liquid is decompressed by the throttle pressure reducing valve 3. In the evaporator 4, the low pressure absorbs heat and evaporates to provide low temperature to the environment, and the low pressure refrigerant vapor enters the absorber 5 and is absorbed by the concentrated solution to supply heat to the environment, and the diluted solution is pumped into the solution heat exchanger 7 through the solution pump 6 The concentrated solution from the generator 1 enters the generator 1 after heat exchange and starts the next cycle.

The self-driven absorption heat pump refrigeration system with a combined rectification tower is shown in Fig. 13. The system consists of a drive cycle and an absorption heat pump refrigeration cycle. The drive cycle is formed by sequentially connecting a compressor 18, a generator rectifier 8 serving as a condenser, a throttle pressure reducing valve 17, an absorber 5 serving as an evaporator, a compressor 18, and a pipe. The driving medium vapor is compressed and pressurized by the compressor 18 to generate a high-pressure driving working fluid vapor, which is used as a driving heat source to heat the rectifying unit 8 used as a condenser, and condenses itself into a driving working liquid to drive the working medium liquid to be throttled. The pressure reducing valve 17 is throttled and decompressed, and the absorber 5, which serves as an evaporator, absorbs heat and evaporates, drives the working fluid vapor into the compressor 18, and starts the next cycle. Absorption heat pump refrigeration cycle The mass cycle and the solution cycle constitute. The working fluid circulation is sequentially connected from the generating rectifier 8, the condenser 15, the throttle reducing valve 3, the evaporator 4, the absorber 5, the solution pump 6, the solution heat exchanger 7, the generating rectifier 8 and the pipeline. Made. The solution circulation is sequentially connected to the circuit by the absorber 5, the solution pump 6, the solution heat exchanger 7, the generator 1, the solution heat exchanger 7, and the absorber 5 through a pipeline; the heat pump refrigeration cycle system is provided with a refrigerant A working medium consisting of a substance and a substance having a high solubility in a refrigerant. The working medium is heated by the driving steam in the rectifier 8 to generate the refrigerant vapor, and the refrigerant vapor is condensed into the refrigerant liquid in the condenser 15, and the refrigerant liquid is throttled through the throttle valve 3 Under reduced pressure, the low pressure absorbs heat in the evaporator 4 to provide low temperature to the environment, and the low-pressure refrigerant vapor enters the absorber 5 and is absorbed by the concentrated solution to supply heat to the environment, and the diluted solution is pumped into the solution heat exchanger through the solution pump 6 After the heat exchange with the concentrated solution from the rectifier 3 occurs, the rectifier 8 is introduced to start the next cycle.

The adsorption heat-driven composite adsorption heat pump refrigeration system is shown in Figure 14. The system consists of a drive cycle and an adsorption heat pump refrigeration cycle. The drive cycle consists of a compressor 18, a steam accumulator 22, a valve 23, an adsorbent bed 10 serving as a condenser, a valve 19, a reservoir 25, a valve 24, a throttle pressure reducing valve 17, and an adsorbent bed serving as an evaporator. 10. The valve 20, the compressor 18 and the pipe are connected in sequence. During the desorption stage, the valve 23 and the valve 19 are opened, the valve 24 and the valve 20 are closed, and the high-pressure driving medium vapor in the steam accumulator 22 enters the adsorption bed 10 as a driving heat source, and condenses itself into a driving working liquid to enter the liquid storage device. 25 storage. In the adsorption phase, the valve 24 and the valve 20 are opened, and the valve 23 and the valve 19 are closed. The driving working fluid in the accumulator 25 is throttled and decompressed by the throttle reducing valve 17, and enters the adsorption bed 10 serving as an evaporator to absorb the adsorption heat and evaporate, and drives the working fluid vapor to be compressed and pressurized by the compressor 18 to generate The high pressure drives the working fluid vapor and enters the steam accumulator 22 for storage. The adsorption heat pump refrigeration cycle is formed by sequentially connecting the adsorption bed 10, the condenser 15, the valve 12, the accumulator 11, the valve 13, the throttle reducing valve 3, the evaporator 4, the adsorption bed 10 and the pipeline. The heat pump refrigeration cycle system is provided with a working medium and an adsorbent having an adsorption capacity to the working medium. During the desorption phase, valve 12 is opened and valve 13 is closed. The working fluid is desorbed by driving steam in the adsorption bed 10 to generate refrigerant vapor. The refrigerant vapor is condensed in the condenser 15 into a refrigerant liquid, and the refrigerant fluid is stored in the reservoir 11. During the refrigerant adsorption phase, valve 12 is closed and valve 13 is opened. The refrigerant liquid in the accumulator 11 is depressurized by the throttle reducing valve 3, absorbs heat in the evaporator 4 to evaporate, provides a low temperature to the environment, and the low-pressure refrigerant vapor enters the adsorption bed 10 to be adsorbed, and starts the next cycle. .

Effect of the invention: The invention recycles the latent heat of condensation of the refrigerant vapor as the driving heat source, does not need to drive the heat source at a high temperature, reduces the cooling water consumption of the condensation process, and consumes a small amount of electric energy to utilize the latent heat of condensation of the refrigerant vapor. Produce a drive heat source. Generally, a cooling capacity of 1000 KW is provided, and the electric energy consumed by the compressor is about 30 to 70 KW. In addition, although the steam compressor of the compression process is added, the generation and condensation processes are simultaneously completed in the generator, and the dedicated condenser is reduced. Compared with the conventional vapor compression heat pump refrigeration method, the invention saves energy consumption by more than 80%. Compared with the general absorption heat pump refrigeration device, the medium-temperature low-grade heat source is not needed, and the fuel is not consumed, and the self-driving is realized. Even if there is no waste heat, only a small amount of electric energy is consumed, and the utility model can be applied, and the energy saving effect is remarkable.

The above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalents, improvements, etc., which are within the spirit and scope of the present invention, should be included in the protection of the present invention. Within the scope.

Claims

A self-driven hot compression heat pump refrigeration method, characterized in that: the method utilizes the condensation heat of a heat compression heat pump refrigeration cycle to produce high temperature steam, which is used as a driving heat source of a heat compression heat pump refrigeration cycle to drive a heat compression heat pump refrigeration cycle.
A self-driven heat-compression heat pump refrigeration method according to claim 1, wherein said heat-compression heat pump refrigeration cycle is an absorption heat pump refrigeration cycle.
The self-driven heat compression heat pump refrigeration method according to claim 2, wherein the absorption heat pump refrigeration cycle is composed of a working fluid cycle and a solution cycle, and the working fluid cycle is performed by a generator (1) refrigerant. End, steam compressor (2), generator (1) heat source end, first throttle pressure reducing valve (3), evaporator (4), absorber (5), solution pump (6), solution heat exchanger (7), the generator (1) refrigerant working end is connected in a loop through a pipeline, the solution is circulated by the absorber (5), the solution pump (6), the solution heat exchanger (7), the generator (1) The solution heat exchanger (7) and the absorber (5) are sequentially connected into a loop through a pipeline, and the heat pump refrigeration cycle system is provided with a working medium and a working medium composed of a refrigerant and a substance having a large solubility in the refrigerant. .
The self-driven heat compression heat pump refrigeration method according to claim 2, wherein the absorption heat pump refrigeration cycle is composed of a working fluid cycle and a solution cycle, and the working fluid cycle is cooled by the rectifier (8). Working fluid end, steam compressor (2), generating rectifier (8) heat source end, first throttle pressure reducing valve (3), evaporator (4), absorber (5), solution pump (6), The solution heat exchanger (7) and the refiner (8) refrigerant working end are sequentially connected into a loop through a pipeline, and the solution is circulated by the absorber (5), the solution pump (6), and the solution heat exchanger (7). The generator rectifier (8), the solution heat exchanger (7), and the absorber (5) are sequentially connected into a loop through a pipeline, and the heat pump refrigeration cycle system is provided with a refrigerant and a solubility in the refrigerant. A large substance consists of a working fluid to the solution.
The self-driven heat compression heat pump refrigeration method according to claim 2, wherein the absorption heat pump refrigeration cycle is composed of a working fluid cycle and a solution cycle, and the working fluid cycle is performed by a generator (1) refrigerant. End, steam compressor (2), generator (1) heat source end, first throttle pressure reducing valve (3), evaporator (4), low pressure compressor (9), absorber (5), solution pump ( 6) The solution heat exchanger (7) and the generator (1) refrigerant working end are sequentially connected into a loop through a pipeline, and the solution is circulated by the absorber (5), the solution pump (6), and the solution heat exchanger (7). ), the generator (1), the solution heat exchanger (7), and the absorber (5) are sequentially connected into a loop through a pipe, and the heat pump refrigeration cycle system is provided There is a working medium-to-solution composed of a refrigerant and a substance having a high solubility in a refrigerant.
A heat-compression heat pump refrigeration method according to claim 1, wherein said heat-compression heat pump refrigeration cycle is an adsorption heat pump refrigeration cycle.
The self-driven heat compression heat pump refrigeration method according to claim 6, wherein the heat pump refrigeration cycle is composed of an adsorption bed (10), a refrigerant working end, a steam compressor (2), and an adsorption bed (10) heat source end. , the first valve (12), the first reservoir (11), the second valve (13), the first throttle pressure reducing valve (3), the evaporator (4), the adsorption bed (10) refrigeration working end The pipelines are sequentially connected into a loop through a pipeline, and the heat pump refrigeration cycle system is provided with a working fluid and an adsorbent having an adsorption capacity to the working fluid to form a working fluid pair.
The self-driven heat-compression heat pump refrigeration method according to claim 1, wherein said heat-compression heat pump refrigeration cycle comprises a drive cycle and a heat pump refrigeration cycle.
The self-driven heat-compression heat pump refrigeration method according to claim 8, wherein the driving cycle is sequentially connected into a circuit by an evaporator (4), a condenser (15), and an evaporator (4) through a pipe. The working cycle system is provided with a working medium; the heat pump refrigeration cycle is composed of a working fluid cycle and a solution cycle, and the working fluid is cycled by a generator (1), a condenser (15), a working fluid lifting pump (27), The evaporator (4), the absorber (5), the solution pump (6), the solution heat exchanger (7), and the generator (1) are sequentially connected into a loop through a pipe, and the solution is circulated by the generator (1), the solution The heat exchanger (7), the liquid-liquid pump (6), the absorber (5), the solution heat exchanger (7), and the generator (1) are sequentially connected into a loop through a pipeline, and the heat pump refrigeration cycle system is provided with refrigeration. A working medium consisting of a working substance and a substance having a high solubility in a refrigerant.
The self-driven heat compression heat pump refrigeration method according to claim 8, wherein the driving cycle is passed through the first adsorption bed (10), the second adsorption bed (27), and the first adsorption bed (10) through the pipeline. Connected into a loop in turn, the drive circulation system is provided with a working medium; the heat pump refrigeration cycle is divided into two paths, one routing the first adsorption bed (10), the valve (28), the condenser (15), the working medium lifting pump (26), the evaporator (4), the valve (30), the second adsorption bed (27) and the pipeline are connected in sequence; a route of the second adsorption bed (27), the valve (29), the condenser (15), The working medium lifting pump (26), the evaporator (4), the valve (31), and the first adsorption bed (10) are sequentially connected by a pipeline, and the heat pump refrigeration cycle system has a working medium and an adsorption capacity to the working medium. The adsorbent constitutes a working medium pair, and the first adsorbent bed is filled with an adsorbent adsorbing a certain amount of working medium, and the second adsorbent bed is filled with an adsorbent having a small amount of adsorbent.
The self-driven heat compression heat pump refrigeration method according to claim 8, wherein the driving cycle is sequentially connected into a circuit by a generator (1), an absorber (5), and a generator (1) through a pipe. The driving cycle system is provided with a working medium; the heat pump refrigeration cycle is composed of a working fluid cycle and a solution cycle, and the working fluid is cycled by a generator (1), a condenser (15), and a throttle reducing valve (3) The evaporator (4), the absorber (5), the solution pump (6), the solution heat exchanger (7), and the generator (1) are sequentially connected into a loop through a pipe, and the solution is circulated by the generator (1), The solution heat exchanger (7), the absorber (5), the solution pump (6), the solution heat exchanger (7), and the generator (1) are sequentially connected into a loop through a pipeline, and the heat pump refrigeration cycle system is provided with refrigeration. A solution consisting of a working substance and a substance having a high solubility in a refrigerant.
The self-driven heat compression heat pump refrigeration method according to claim 8, wherein said driving cycle is performed by a first compressor (14), a generator (1), a second throttle pressure reducing valve (16), The condenser (15) and the first compressor (14) are connected into a loop through a pipeline; the heat pump refrigeration cycle is composed of a working fluid circulation and a solution circulation, and the working circulation system is provided with a working medium; Generator (1), condenser (15), first throttle pressure reducing valve (3), evaporator (4), absorber (5), solution pump (6), solution heat exchanger (7), occurrence The device (1) is sequentially connected into a loop through a pipe, and the solution is circulated by an absorber (5), a solution pump (6), a solution heat exchanger (7), a generator (1), a solution heat exchanger (7), The absorber (5) is sequentially connected into a loop through a pipeline, and the heat pump refrigeration cycle system is provided with a refrigerant-compatible solution composed of a refrigerant and a substance having a large solubility in the refrigerant.
The self-driven heat compression heat pump refrigeration method according to claim 8, wherein said driving cycle is performed by a first compressor (14), a rectifier (8), and a second throttle valve (16). The condenser (15) and the first compressor (14) are sequentially connected into a circuit through a pipeline, and the driving circulation system is provided with a working medium; the heat pump refrigeration cycle is composed of a working medium circulation and a solution circulation; The mass cycle is generated by the rectifier (8), the condenser (15), the first throttle pressure reducing valve (3), the evaporator (4), the absorber (5), the solution pump (6), and the solution heat exchanger. (7), the rectifier (8) is sequentially connected into a loop through a pipeline; the solution is circulated by an absorber (5), a solution pump (6), a solution heat exchanger (7), a generator (1), a solution The heat exchanger (7) and the absorber (5) are sequentially connected into a loop through a pipeline; the heat pump refrigeration cycle system is provided with a refrigerant-compatible solution composed of a refrigerant and a substance having a large solubility in the refrigerant.
The self-driven heat compression heat pump refrigeration method according to claim 8, wherein said driving cycle is performed by a first compressor (14), a generator (1), a second throttle pressure reducing valve (16), cold The condenser (15) and the first compressor (14) are sequentially connected into a loop through a pipeline; the driving circulation system is provided with a working medium; the heat pump refrigeration cycle is composed of a working fluid cycle and a solution circulation; the working fluid circulation By generator (1), condenser (15), first throttle pressure reducing valve (3), evaporator (4), low pressure compressor (9), absorber (5), solution pump (6), solution The heat exchanger (7) and the generator (1) are sequentially connected into a loop through a pipe. The solution circulation is sequentially connected into a loop by an absorber (5), a solution pump (6), a solution heat exchanger (7), a generator (1), a solution heat exchanger (7), and an absorber (5) through a pipeline. The heat pump refrigeration cycle system is provided with a refrigerant-compatible solution composed of a refrigerant and a substance having a high solubility in the refrigerant.
A self-driven heat compression heat pump refrigeration method according to claim 8, wherein said driving cycle is performed by a first compressor (14), an adsorption bed (10) using a condenser, and a second throttle decompression. a valve (16), a condenser (15) serving as an evaporator, and a first compressor (14) are sequentially connected in a loop through a pipeline; a working medium is disposed in the drive circulation system; and the heat pump refrigeration cycle is provided by an adsorption bed ( 10), condenser (15), first valve (12), first accumulator (11), second valve (13), first throttle reducing valve (3), evaporator (4), adsorption The beds (10) are sequentially connected in a loop through a pipe. The heat pump refrigeration cycle system is provided with a working medium and an adsorbent having an adsorption capacity to the working medium.
A self-driven heat-compression heat pump refrigeration method according to claim 8, wherein said driving cycle is performed by a second compressor (18), a generator (1) serving as a condenser, and a third throttle decompression. a valve (17), an absorber (5) serving as an evaporator, and a second compressor (18) are sequentially connected in a loop through a pipeline; a working medium is disposed in the drive circulation system; and the heat pump refrigeration cycle is cycled by a working fluid And a solution cycle consisting of a generator (1), a condenser (15), a first throttle pressure reducing valve (3), an evaporator (4), an absorber (5), and a solution pump (6) The solution heat exchanger (7) and the generator (1) are sequentially connected into a loop through a pipe, and the solution is circulated by the absorber (5), the solution pump (6), the solution heat exchanger (7), and the generator ( 1) The solution heat exchanger (7) and the absorber (5) are sequentially connected into a loop through a pipeline, and the heat pump refrigeration cycle system is provided with a refrigerant and a working substance composed of a substance having a large solubility in the refrigerant. For the solution.
A self-driven heat compression heat pump refrigeration method according to claim 8, wherein said drive cycle is performed by a second compressor (18), a rectifier (8) used as a condenser, and a third throttle a pressure reducing valve (17), an absorber (5) serving as an evaporator, and a second compressor (18) are sequentially connected in a loop through a pipeline; a working medium is disposed in the driving circulation system; Qualitative cycle and solution cycle; the working fluid cycle is generated by the rectifier (8), the condenser (15), the first The throttle pressure reducing valve (3), the evaporator (4), the absorber (5), the solution pump (6), the solution heat exchanger (7), and the rectifier (8) are sequentially connected into a loop through a pipe. The solution circulation is sequentially connected into a loop by an absorber (5), a solution pump (6), a solution heat exchanger (7), a generator (1), a solution heat exchanger (7), and an absorber (5) through a pipe. The heat pump refrigeration cycle system is provided with a refrigerant-compatible solution composed of a refrigerant and a substance having a high solubility in the refrigerant.
A self-driven heat compression heat pump refrigeration method according to claim 8, wherein said drive cycle is used by a second compressor (18), a steam accumulator (22), and a third valve (23). The adsorption bed (10), the fourth valve (19), the second reservoir (25), the fifth valve (24), the third throttle pressure reducing valve (17) of the condenser, and the adsorption bed used as the evaporator (10), the sixth valve (20) and the second compressor (18) are sequentially connected into a loop through a pipeline; the driving circulation system is provided with a working medium; and the heat pump refrigeration cycle is composed of an adsorption bed (10) and a condenser (15), the first valve (12), the first accumulator (11), the second valve (13), the first throttle reducing valve (3), the evaporator (4), the adsorption bed (10) pass The pipelines are sequentially connected into a loop, and the heat pump refrigeration cycle system is provided with a working medium and an adsorbent having an adsorption capacity to the working medium to form a working fluid pair.