CN202630505U

CN202630505U - Water system of air conditioning refrigeration device

Info

Publication number: CN202630505U
Application number: CN 201220266993
Authority: CN
Inventors: 刘雄
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-05-30
Filing date: 2012-05-30
Publication date: 2012-12-26
Anticipated expiration: 2022-05-30

Abstract

The utility model discloses a water system of an air conditioning refrigeration device. The system comprises an air conditioning water subsystem and a hot water subsystem, wherein the air conditioning water subsystem comprises a user side heat exchanger of the air conditioning refrigeration device, an air conditioning water cycle pump of the air conditioning refrigeration device, an air conditioning device of the air conditioning refrigeration device and a first check valve of the air conditioning refrigeration device, a side water inlet of the user side heat exchanger is connected with a side water outlet of the user side heat exchanger by sequentially passing a one hundred and third pipeline, a first check valve outlet end, a first check valve inlet end, an air conditioning water cycle pump outlet end, an air conditioning water cycle pump inlet end, a one hundred and second pipeline, an air conditioning device outlet end, an air conditioning inlet end and a one hundred and first pipeline, and the hot water subsystem comprises a hot water heater of the air conditioning refrigeration device, a domestic hot water heater of the air conditioning refrigeration device and a hot water cycle water pump of the air conditioning refrigeration device. By the aid of the system, requirements of users for domestic hot water, refrigeration and heating are met through the heat exchanging capacity of the heat exchanger. The system is simple in structure, reliable in working and low in cost.

Description

The operation of air conditioning systems water system

Technical field

The utility model relates to a kind of operation of air conditioning systems water system with multiple function, belongs to the air conditioner refrigerating technical field.

Background technology

The utility model applicant submitted on October 02nd, 2010, application number is 201010508119.1 patent of invention; Relate to a kind of operation of air conditioning systems with multiple function; Three heat exchangers are arranged in this operation of air conditioning systems; Be respectively heat source side heat exchanger, user side heat exchanger and hot-water heater, it can satisfy user's refrigeration, heating and domestic hot-water's demand in the whole year operation process.But from the application specification of this invention, can find: when this operation of air conditioning systems is worked under independent production hot water function; Heat source side heat exchanger is draw heat from environment; Utilize the heat of being drawn, productive life hot water in hot-water heater, and the user side heat exchanger is in idle state; Similarly, when under this operation of air conditioning systems heats function in the winter time separately, working, heat source side heat exchanger is draw heat from environment, utilizes the heat of being drawn, and be user's heating through the user side heat exchanger, and hot-water heater is in idle state.

This shows; Above-mentioned operation of air conditioning systems in the course of the work; The exchange capability of heat of its three heat exchangers is not effectively utilized; Producing separately hot water function, and when working under the heating function separately winter, reducing the heating efficiency of above-mentioned operation of air conditioning systems, thereby the service behaviour of this operation of air conditioning systems has been caused adverse effect.It must be noted that: when the user side heat exchanger in the above-mentioned operation of air conditioning systems is a cold-producing medium-water-to-water heat exchanger; In the course of work in order to make full use of the exchange capability of heat of three heat exchangers of operation of air conditioning systems; Not only must do further to improve to above-mentioned operation of air conditioning systems; And also must do further to improve for the operation of air conditioning systems water system that matches with this operation of air conditioning systems, just can reach the exchange capability of heat purpose that makes full use of three heat exchangers of operation of air conditioning systems.

Summary of the invention

The purpose of the utility model provides a kind of operation of air conditioning systems water system simple in structure, reliable; Make operation of air conditioning systems in the whole year operation process, the exchange capability of heat that can give full play to its heat exchanger satisfies user's refrigeration, heating and domestic hot-water's demand.

In order to overcome the problem that above-mentioned technology exists, the technical scheme of the utility model technical solution problem is:

1, a kind of operation of air conditioning systems water system comprises air conditioner water subsystem and hot water subsystem;

Said air conditioner water subsystem comprises user side heat exchanger (3), air conditioner water circulating pump (51), air-conditioning equipment (100) and first non-return valve (109) of operation of air conditioning systems, and said user side heat exchanger (3) water side entrance end links to each other with said user side heat exchanger (3) water side outlet end through the 103 pipeline (103), first non-return valve (109) port of export, first non-return valve (109) arrival end, air conditioner water circulating pump (51) port of export, air conditioner water circulating pump (51) arrival end, the 102 pipeline (102), air-conditioning equipment (100) port of export, air-conditioning equipment (100) arrival end, the 101 pipeline (101) successively;

Said hot water subsystem comprises hot-water heater (8), domestic hot-water's heater (30), the hot-water circulating pump (50) of operation of air conditioning systems, and said hot-water heater (8) water side entrance end links to each other with said hot-water heater (8) water side outlet end through the 107 pipeline (107), hot-water circulating pump (50) port of export, hot-water circulating pump (50) arrival end, the 108 pipeline (108), domestic hot-water's heater (30) port of export, domestic hot-water's heater (30) arrival end successively;

It is characterized in that: this operation of air conditioning systems water system also comprises first water flow control valve (121), second water flow control valve (122), the 3rd water flow control valve (123) and subsystem tube connector (104);

Said first water flow control valve (121) one ends link to each other with said hot-water heater (8) water side outlet end through the 105 pipeline (105), and said first water flow control valve (121) other end links to each other with said domestic hot-water's heater (30) arrival end through the 106 pipeline (106);

Said second water flow control valve (122) one ends link to each other with the 101 pipeline (101) of said user side heat exchanger (3) water side outlet end, and said second water flow control valve (122) other end links to each other with the 106 pipeline (106) between said domestic hot-water's heater (30) arrival end and said first water flow control valve (121);

Said the 3rd water flow control valve (123) one ends link to each other with the 102 pipeline (102) of said air conditioner water circulating pump (51) arrival end, and said the 3rd water flow control valve (123) other end links to each other with the 108 pipeline (108) between said hot-water circulating pump (50) arrival end and domestic hot-water's heater (30) port of export;

Said subsystem tube connector (104) one ends link to each other with the 103 pipeline (103) between said user side heat exchanger (3) the water side entrance end and first non-return valve (109) port of export, and said subsystem tube connector (104) other end links to each other with the 105 pipeline (105) between said hot-water heater (8) water side outlet end and first water flow control valve (121).

2, a kind of operation of air conditioning systems water system comprises air conditioner water subsystem and hot water subsystem;

It is characterized in that: this operation of air conditioning systems water system also comprises first water flow control valve (121), second water flow control valve (122), the 3rd water flow control valve (123), the 5th water flow control valve (125) and subsystem tube connector (104);

Said the 3rd water flow control valve (123) one ends link to each other with the 103 pipeline (103) between said user side heat exchanger (3) the water side entrance end and first non-return valve (109) port of export, and said the 3rd water flow control valve (123) other end links to each other with the 105 pipeline (105) between said hot-water heater (8) water side outlet end and first water flow control valve (121);

Said the 5th water flow control valve (125) one ends link to each other with said air-conditioning equipment (100) port of export, and said the 5th water flow control valve (125) other end links to each other with air conditioner water circulating pump (51) arrival end through the 102 pipeline (102); Said subsystem tube connector (104) one ends link to each other with the 102 pipeline (102) of said air conditioner water circulating pump (51) arrival end, and said subsystem tube connector (104) other end links to each other with the 108 pipeline (108) between said hot-water circulating pump (50) arrival end and domestic hot-water's heater (30) port of export.

3, a kind of operation of air conditioning systems water system comprises air conditioner water subsystem and hot water subsystem;

Said the 5th water flow control valve (125) one ends link to each other with said air-conditioning equipment (100) arrival end, and said the 5th water flow control valve (125) other end links to each other with user side heat exchanger (3) water side outlet end through the 101 pipeline (101); Said second water flow control valve (122) one ends link to each other with the 101 pipeline (101) between said user side heat exchanger (3) water side outlet end and the 5th water flow control valve (125), and said second water flow control valve (122) other end links to each other with the 106 pipeline (106) between said domestic hot-water's heater (30) arrival end and said first water flow control valve (121);

Said subsystem tube connector (104) one ends link to each other with the 102 pipeline (102) of said air conditioner water circulating pump (51) arrival end, and said subsystem tube connector (104) other end links to each other with the 108 pipeline (108) between said hot-water circulating pump (50) arrival end and domestic hot-water's heater (30) port of export.

4, a kind of operation of air conditioning systems water system comprises air conditioner water subsystem and hot water subsystem;

Said air conditioner water subsystem comprises user side heat exchanger (3), air conditioner water circulating pump (51) and the air-conditioning equipment (100) of operation of air conditioning systems, and said user side heat exchanger (3) water side entrance end links to each other with said user side heat exchanger (3) water side outlet end through the 103 pipeline (103), air conditioner water circulating pump (51) port of export, air conditioner water circulating pump (51) arrival end, the 102 pipeline (102), air-conditioning equipment (100) port of export, air-conditioning equipment (100) arrival end, the 101 pipeline (101) successively;

It is characterized in that: this operation of air conditioning systems water system also comprises first water flow control valve (121), second water flow control valve (122), the 3rd water flow control valve (123), the 4th water flow control valve (124) and subsystem tube connector (104);

Said the 4th water flow control valve (124) one ends link to each other with said air conditioner water circulating pump (51) port of export, and said the 4th water flow control valve (124) other end links to each other with user side heat exchanger (3) water side entrance end through the 103 pipeline (103); Said second water flow control valve (122) one ends link to each other with the 101 pipeline (101) of said user side heat exchanger (3) water side outlet end, and said second water flow control valve (122) other end links to each other with the 106 pipeline (106) between said domestic hot-water's heater (30) arrival end and said first water flow control valve (121);

Said the 3rd water flow control valve (123) one ends link to each other with pipeline between said air conditioner water circulating pump (51) port of export and the 4th water flow control valve (124), and said the 3rd water flow control valve (123) other end links to each other with the 107 pipeline (107) between said hot-water heater (8) the water side entrance end and hot-water circulating pump (50) port of export;

Said subsystem tube connector (104) one ends link to each other with the 103 pipeline (103) between said user side heat exchanger (3) water side entrance end and the 4th water flow control valve (124), and said subsystem tube connector (104) other end links to each other with the 105 pipeline (105) between said hot-water heater (8) water side outlet end and first water flow control valve (121).

5, a kind of operation of air conditioning systems water system comprises air conditioner water subsystem and hot water subsystem;

Said hot water subsystem comprises hot-water heater (8), domestic hot-water's heater (30), hot-water circulating pump (50), second non-return valve (110) of operation of air conditioning systems, and said hot-water heater (8) water side entrance end links to each other with said hot-water heater (8) water side outlet end through the 107 pipeline (107), second non-return valve (110) port of export, second non-return valve (110) arrival end, hot-water circulating pump (50) port of export, hot-water circulating pump (50) arrival end, the 108 pipeline (108), domestic hot-water's heater (30) port of export, domestic hot-water's heater (30) arrival end successively;

Said the 4th water flow control valve (124) one ends link to each other with said air conditioner water circulating pump (51) port of export, and said the 4th water flow control valve (124) other end links to each other with user side heat exchanger (3) water side entrance end through the 103 pipeline (103);

Said second water flow control valve (122) one ends link to each other with the 103 pipeline (103) between said user side heat exchanger (3) water side entrance end and the 4th water flow control valve (124), and said second water flow control valve (122) other end links to each other with the 105 pipeline (105) between said hot-water heater (8) water side outlet end and first water flow control valve (121);

Said the 3rd water flow control valve (123) one ends link to each other with pipeline between said air conditioner water circulating pump (51) port of export and the 4th water flow control valve (124), and said the 3rd water flow control valve (123) other end links to each other with the 107 pipeline (107) between said hot-water heater (8) the water side entrance end and second non-return valve (110) port of export;

Said subsystem tube connector (104) one ends link to each other with the 101 pipeline (101) of said user side heat exchanger (3) water side outlet end, and said subsystem tube connector (104) other end links to each other with the 106 pipeline (106) between said domestic hot-water's heater (30) arrival end and said first water flow control valve (121).

The utility model compared with prior art, its beneficial effect is:

1. the exchange capability of heat that can effectively utilize heat exchanger satisfies user's domestic hot-water, refrigeration and heating demand;

2. can recycle the condensation heat that operation of air conditioning systems is produced in running;

3. simple in structure, reliable operation, with low cost;

4. the utility model is specially adapted to industry and civil area has the occasion of refrigeration, heating and domestic hot-water's demand.

Description of drawings

Fig. 1 is the operation of air conditioning systems structural representation that the utility model and operation of air conditioning systems water system match;

Fig. 2 is the utility model embodiment 1 structural representation;

Fig. 3 is the utility model embodiment 2 structural representations;

Fig. 4 is the utility model embodiment 2 structural representations;

Fig. 5 is the utility model embodiment 3 structural representations;

Fig. 6 is the utility model embodiment 4 structural representations;

Fig. 7 is the utility model embodiment 5 structural representations;

Fig. 8 is the utility model embodiment 5 structural representations;

Fig. 9 is the utility model embodiment 6 structural representations;

Figure 10 is the utility model embodiment 6 structural representations;

Figure 11 is the utility model embodiment 7 structural representations.

The specific embodiment

Below in conjunction with accompanying drawing the utility model content is done further explain.

Embodiment 1

Shown in Figure 1 is a kind of operation of air conditioning systems with multiple function, is used for that refrigeration is arranged the whole year, the occasion of heating and domestic hot-water's demand.Operation of air conditioning systems shown in Figure 1 comprises following part: compressing mechanism 1, cross valve 2, first throttle mechanism 5, second throttle mechanism 7, user side heat exchanger 3, heat source side heat exchanger 4, hot-water heater 8, first check valve 21, second check valve 22 and the 3rd check valve 23; First throttle mechanism 5, second throttle mechanism 7 are electric expansion valve; User side heat exchanger 3 is cold-producing medium-water-to-water heat exchangers, is used to produce chilled water summer, is used to produce hot water other season; Heat source side heat exchanger 4 is cold-producing medium-air heat exchangers, both can be used as condenser, in environment, distributes the condensation heat that refrigeration produces, and also can be used as evaporimeter, from environment, absorbs heat; Hot-water heater 8 also is a cold-producing medium-water-to-water heat exchanger, and be used to the user and produce hot water the whole year.

The connected mode of each part of operation of air conditioning systems shown in Figure 1 is described below:

The high pressure node 71 of cross valve 2 links to each other with compressing mechanism 1 port of export through the 60 pipeline 60; The low pressure node 73 of cross valve 2 links to each other with compressing mechanism 1 arrival end through the 63 pipeline 63, and any node 72 in 2 two switching-overs of cross valve node passes through the 64 pipeline 64, second check valve, 22 ports of export, second check valve, 22 arrival ends, the 66 pipeline 66, first throttle mechanism the 5, the 62 pipeline 62, the 3rd check valve 23 arrival ends, the 3rd check valve 23 ports of export, first check valve, 21 ports of export, first check valve, 21 arrival ends successively and links to each other with the 64 pipeline 64 of second check valve, 22 ports of export;

Hot-water heater 8 refrigerant side arrival ends link to each other with pipeline between first check valve, 21 ports of export and the 3rd check valve 23 ports of export through the 69 pipeline 69, and the hot-water heater 8 refrigerant side ports of export link to each other with the 66 pipeline 66 between second check valve, 22 arrival ends and the first throttle mechanism 5 through the 68 pipeline 68, second throttle mechanism 7, heat source side heat exchanger 4 arrival ends, heat source side heat exchanger 4 ports of export, the 70 pipeline 70 successively;

Another switching-over node 74 of cross valve 2 links to each other through any connected node in two connected nodes of the 61 pipeline 61 and user side heat exchanger 3 refrigerant sides, and another connected node of user side heat exchanger 3 refrigerant sides links to each other with the 62 pipeline 62 between the 3rd check valve 23 arrival ends and the first throttle mechanism 5.

Shown in Figure 2 is the operation of air conditioning systems water system that matches with operation of air conditioning systems shown in Figure 1 in the present embodiment.Operation of air conditioning systems water system shown in Figure 2 comprises following part: the user side heat exchanger 3 of operation of air conditioning systems, the hot-water heater 8 of operation of air conditioning systems, domestic hot-water's heater 30, hot-water circulating pump 50, air conditioner water circulating pump 51, air-conditioning equipment 100, first non-return valve 109, second non-return valve 110, first water flow control valve 121, second water flow control valve 122, the 3rd water flow control valve 123.

The associated operation of air conditioning systems water system shown in Figure 2 of operation of air conditioning systems shown in Figure 1 and present embodiment; In the summer course of work; The chilled water that utilizes user side heat exchanger 3 to be produced; Through air-conditioning equipment 100 is user's cooling, and the condensation heat that the operation of air conditioning systems refrigeration is produced is produced hot water with the mode of recuperation of heat through hot-water heater 8; The hot water of being produced through domestic hot-water's heater 30 productive life hot water, is not entered in the surrounding environment through heat source side heat exchanger 4 by the condensation heat of recuperation of heat again; In the course of work of transition season; Heat source side heat exchanger 4 draw heat from surrounding environment of operation of air conditioning systems; The heat of being drawn is produced hot water through user side heat exchanger 3 and hot-water heater 8, and the hot water of being produced is again through domestic hot-water's heater 30 productive life hot water; In the winter time in the course of work; Heat source side heat exchanger 4 draw heat from surrounding environment; The heat of being drawn is produced hot water through user side heat exchanger 3 and hot-water heater 8; A hot water part of being produced is again through domestic hot-water's heater 30 productive life hot water, and another part is user's heating through air-conditioning equipment 100.

The workflow of the associated operation of air conditioning systems water system shown in Figure 2 of operation of air conditioning systems shown in Figure 1 and present embodiment when realizing each function is described below respectively.

(1) the double recuperation of heat of refrigeration

As illustrated in fig. 1 and 2, under this function, the part condensation heat that hot-water heater 8 utilizes refrigeration to be produced is produced hot water, and the hot water of being produced passes through domestic hot-water's heater 30 productive life hot water again; Another part condensation heat enters environment through heat source side heat exchanger 4; User side heat exchanger 3 is used to produce chilled water, and the chilled water of being produced is user's cooling through air-conditioning equipment 100.

During work, first throttle mechanism 5 operate as normal, second throttle mechanism, 7 standard-sized sheets; Hot-water circulating pump 50, air conditioner water circulating pump 51 operate as normal; First water flow control valve 121 is opened, and second water flow control valve 122, the 3rd water flow control valve 123 are closed.

Under this function; The workflow of operation of air conditioning systems shown in Figure 1 is: after cold-producing medium is discharged from compressing mechanism 1 port of export; Successively through the 60 pipeline 60, cross valve 2 high pressure nodes 71, cross valve 2 switching-over nodes the 72, the 64 pipeline 64, first check valve, 21 arrival ends, first check valve, 21 ports of export, the 69 pipeline 69, hot-water heater 8 refrigerant side arrival ends, the hot-water heater 8 refrigerant side ports of export, the 68 pipeline 68, second throttle mechanism 7, heat source side heat exchanger 4 arrival ends, heat source side heat exchanger 4 ports of export, the 70 pipeline the 70, the 66 pipeline 66, first throttle mechanism the 5, the 62 pipeline 62; Get into the refrigerant side of user side heat exchanger 3, carry out heat exchange through user side heat exchanger 3 and water; Cold-producing medium absorbs heat, come out from the refrigerant side of user side heat exchanger 3 after, successively through the 61 pipeline 61, cross valve 2 switching-over nodes 74, cross valve 2 low pressure nodes the 73, the 63 pipeline 63, get back to compressing mechanism 1 arrival end again.

Under this function, the workflow of operation of air conditioning systems water system shown in Figure 2 is divided into two parts.

First is: after hot water is discharged from hot-water heater 8 water side outlet ends; Through the 105 pipeline 105, first water flow control valve the 121, the 106 pipeline 106, domestic hot-water's heater 30 arrival ends, domestic hot-water's heater 30 ports of export, the 108 pipeline 108, hot-water circulating pump 50 arrival ends, hot-water circulating pump 50 ports of export, second non-return valve, 110 arrival ends, second non-return valve, 110 ports of export, the 107 pipeline 107, get back to hot-water heater 8 water side entrance ends successively.

Second portion is: after chilled water is discharged from user side heat exchanger 3 water side outlet ends; Through the 101 pipeline 101, air-conditioning equipment 100 arrival ends, air-conditioning equipment 100 ports of export, the 102 pipeline 102, air conditioner water circulating pump 51 arrival ends, air conditioner water circulating pump 51 ports of export, first non-return valve, 109 arrival ends, first non-return valve, 109 ports of export, the 103 pipeline 103, get back to user side heat exchanger 3 water side entrance ends successively.

(2) independent productive life hot water

As illustrated in fig. 1 and 2, under this function, heat source side heat exchanger 4 draw heat from environment utilizes the heat of being drawn, and in hot-water heater 8 and user side heat exchanger 3, produces hot water, and the hot water of being produced is again through domestic hot-water's heater 30 productive life hot water.

During work, air-conditioning equipment 100, air conditioner water circulating pump 51 are not worked, hot-water circulating pump 50 operate as normal; First throttle mechanism 5 closes, second throttle mechanism, 7 operate as normal; First water flow control valve 121, the 3rd water flow control valve 123 are closed, and second water flow control valve 122 is opened.

Under this function; The workflow of operation of air conditioning systems shown in Figure 1 is: after cold-producing medium is discharged from compressing mechanism 1 port of export; Successively through the 60 pipeline 60, cross valve 2 high pressure nodes 71, cross valve 2 switching-over nodes the 74, the 61 pipeline 61; The refrigerant side and the recirculated water that get into user side heat exchanger 3 carry out heat exchange; After emitting heat, coming out from the refrigerant side of user side heat exchanger 3; Successively through the 62 pipeline 62, the 3rd check valve 23 arrival ends, the 3rd check valve 23 ports of export, the 69 pipeline 69, hot-water heater 8 refrigerant side arrival ends, the hot-water heater 8 refrigerant side ports of export, the 68 pipeline 68, second throttle mechanism 7, heat source side heat exchanger 4 arrival ends, heat source side heat exchanger 4 ports of export, the 70 pipeline the 70, the 66 pipeline 66, second check valve, 22 arrival ends, second check valve, 22 ports of export, the 64 pipeline 64, cross valve 2 switching-over nodes 72, cross valve 2 low pressure nodes the 73, the 63 pipeline 63, get back to compressing mechanism 1 arrival end again.

Under this function; The workflow of operation of air conditioning systems water system shown in Figure 2 is: after hot water is discharged from hot-water heater 8 water side outlet ends; Through the 105 pipeline 105, subsystem tube connector the 104, the 103 pipeline 103, user side heat exchanger 3 water side entrance ends, user side heat exchanger 3 water side outlet ends, the 101 pipeline 101, second water flow control valve the 122, the 106 pipeline 106, domestic hot-water's heater 30 arrival ends, domestic hot-water's heater 30 ports of export, the 108 pipeline 108, hot-water circulating pump 50 arrival ends, hot-water circulating pump 50 ports of export, second non-return valve, 110 arrival ends, second non-return valve, 110 ports of export, the 107 pipeline 107, get back to hot-water heater 8 water side entrance ends successively.

(3) heat separately winter

As illustrated in fig. 1 and 2, under this function, heat source side heat exchanger 4 draw heat from environment utilizes the heat of drawing, and in hot-water heater 8 and user side heat exchanger 3, produces hot water, and the hot water of being produced is user's heating through air-conditioning equipment 100 again.

During work, domestic hot-water's heater 30, air conditioner water circulating pump 51 are not worked, hot-water circulating pump 50 operate as normal; First throttle mechanism 5 closes, second throttle mechanism, 7 operate as normal; First water flow control valve 121, second water flow control valve 122 are closed, and the 3rd water flow control valve 123 is opened.

Under this function, the workflow of operation of air conditioning systems shown in Figure 1 is identical with the workflow of independent productive life hot water function.

Under this function; The workflow of operation of air conditioning systems water system shown in Figure 2 is: after hot water is discharged from hot-water heater 8 water side outlet ends; Through the 105 pipeline 105, subsystem tube connector the 104, the 103 pipeline 103, user side heat exchanger 3 water side entrance ends, user side heat exchanger 3 water side outlet ends, the 101 pipeline 101, air-conditioning equipment 100 arrival ends, air-conditioning equipment 100 ports of export, the 3rd water flow control valve the 123, the 108 pipeline 108, hot-water circulating pump 50 arrival ends, hot-water circulating pump 50 ports of export, second non-return valve, 110 arrival ends, second non-return valve, 110 ports of export, the 107 pipeline 107, get back to hot-water heater 8 water side entrance ends successively.

(4) heat simultaneously winter and productive life hot water

As illustrated in fig. 1 and 2; Under this function; Heat source side heat exchanger 4 draw heat from environment utilizes the heat of drawing, and in hot-water heater 8 and user side heat exchanger 3, produces hot water; A hot water part of being produced is user's heating through air-conditioning equipment 100, and another part is user's productive life hot water through domestic hot-water's heater 30.

During work, air conditioner water circulating pump 51 is not worked, hot-water circulating pump 50 operate as normal; First throttle mechanism 5 closes, second throttle mechanism, 7 operate as normal; First water flow control valve 121 is closed, and second water flow control valve 122, the 3rd water flow control valve 123 are opened.

Under this function; The workflow of operation of air conditioning systems water system shown in Figure 2 is: after hot water is discharged from hot-water heater 8 water side outlet ends; Through the 105 pipeline 105, subsystem tube connector the 104, the 103 pipeline 103, user side heat exchanger 3 water side entrance ends, user side heat exchanger 3 water side outlet ends, get into the 101 pipeline 101 and be divided into two-way successively; The first via is passed through air-conditioning equipment 100 arrival ends, air-conditioning equipment 100 ports of export, the 3rd water flow control valve 123 successively, gets into the 108 pipeline 108; The second the tunnel successively through second water flow control valve the 122, the 106 pipeline 106, domestic hot-water's heater 30 arrival ends, domestic hot-water's heater 30 ports of export, also get into the 108 pipeline 108; Two-way is after the 108 pipeline 108 mixes; Pass through hot-water circulating pump 50 arrival ends, hot-water circulating pump 50 ports of export, second non-return valve, 110 arrival ends, second non-return valve, 110 ports of export, the 107 pipeline 107 more successively, get back to hot-water heater 8 water side entrance ends.

(6) winter frost removing

As illustrated in fig. 1 and 2, under this function, during winter frost removing, the hold concurrently workflow of heat recovery function of the workflow of operation of air conditioning systems shown in Figure 1 and its refrigeration is identical.That is: after cold-producing medium is discharged from compressing mechanism 1 port of export; Successively through the 60 pipeline 60, cross valve 2 high pressure nodes 71, cross valve 2 switching-over nodes the 72, the 64 pipeline 64, first check valve, 21 arrival ends, first check valve, 21 ports of export, the 69 pipeline 69, hot-water heater 8 refrigerant side arrival ends, the hot-water heater 8 refrigerant side ports of export, the 68 pipeline 68, second throttle mechanism 7, heat source side heat exchanger 4 arrival ends, heat source side heat exchanger 4 ports of export, the 70 pipeline the 70, the 66 pipeline 66, first throttle mechanism the 5, the 62 pipeline 62; Get into the refrigerant side of user side heat exchanger 3, carry out heat exchange through user side heat exchanger 3 and water; Cold-producing medium absorbs heat, come out from the refrigerant side of user side heat exchanger 3 after, successively through the 61 pipeline 61, cross valve 2 switching-over nodes 74, cross valve 2 low pressure nodes the 73, the 63 pipeline 63, get back to compressing mechanism 1 arrival end again.

During work, first throttle mechanism 5 operate as normal, second throttle mechanism, 7 standard-sized sheets; First water flow control valve 121, the 3rd water flow control valve 123 are closed, and second water flow control valve 122 is opened; Air-conditioning equipment 100, air conditioner water circulating pump 51 are not worked, hot-water circulating pump 50 operate as normal.

During work, circulating hot water is through domestic hot-water's heater 30, and from the domestic hot-water draw heat; Circulating hot water by hot-water circulating pump 50 drivings; The refrigerant vapour heating that the machine that is compressed is discharged in hot-water heater 8; But in user side heat exchanger 3; Heated hot water is emitted heat again, and heat that the compressor wasted work is produced in this process and the heat of from the domestic hot-water, drawing are used for defrost through cold-producing medium in heat source side heat exchanger 4.

In the course of the work; The workflow of operation of air conditioning systems water system shown in Figure 2 is: after hot water is discharged from hot-water heater 8 water side outlet ends; Through the 105 pipeline 105, subsystem tube connector the 104, the 103 pipeline 103, user side heat exchanger 3 water side entrance ends, user side heat exchanger 3 water side outlet ends, the 101 pipeline 101, second water flow control valve the 122, the 106 pipeline 106, domestic hot-water's heater 30 arrival ends, domestic hot-water's heater 30 ports of export, the 108 pipeline 108, hot-water circulating pump 50 arrival ends, hot-water circulating pump 50 ports of export, second non-return valve, 110 arrival ends, second non-return valve, 110 ports of export, the 107 pipeline 107, get back to hot-water heater 8 water side entrance ends successively.

Embodiment 2

As shown in Figure 3; Present embodiment scheme shown in Figure 3 with the difference of embodiment 1 scheme shown in Figure 2 is: subsystem tube connector 104 is different with the 3rd installation site of water flow control valve 123 in the operation of air conditioning systems water system, and has increased by one the 5th water flow control valve 125.As shown in Figure 3, the 5th water flow control valve 125 is mounted in the port of export of air-conditioning equipment 100.

Operation of air conditioning systems water system shown in Figure 3 and operation of air conditioning systems shown in Figure 1 are combined; Also can realize all functions of embodiment 1; When realizing each function; The workflow of operation of air conditioning systems shown in Figure 1 is identical with embodiment 1, and the workflow of operation of air conditioning systems water system shown in Figure 3 is described below.

(1) the double recuperation of heat of refrigeration

Under this function, the part condensation heat that hot-water heater 8 utilizes refrigeration to be produced is produced hot water, and the hot water of being produced passes through domestic hot-water's heater 30 productive life hot water again; Another part condensation heat enters environment through heat source side heat exchanger 4; User side heat exchanger 3 is used to produce chilled water, and the chilled water of being produced is user's cooling through air-conditioning equipment 100.

During work, hot-water circulating pump 50, air conditioner water circulating pump 51 operate as normal; First water flow control valve 121, the 5th water flow control valve 125 are opened, and second water flow control valve 122, the 3rd water flow control valve 123 are closed.

Under this function, the workflow of operation of air conditioning systems water system shown in Figure 3 is divided into two parts.

Second portion is: after chilled water is discharged from user side heat exchanger 3 water side outlet ends; Through the 101 pipeline 101, air-conditioning equipment 100 arrival ends, air-conditioning equipment 100 ports of export, the 5th water flow control valve the 125, the 102 pipeline 102, air conditioner water circulating pump 51 arrival ends, air conditioner water circulating pump 51 ports of export, first non-return valve, 109 arrival ends, first non-return valve, 109 ports of export, the 103 pipeline 103, get back to user side heat exchanger 3 water side entrance ends successively.

(2) independent productive life hot water

Under this function, heat source side heat exchanger 4 draw heat from environment utilizes the heat of being drawn, and in hot-water heater 8 and user side heat exchanger 3, produces hot water, and the hot water of being produced is again through domestic hot-water's heater 30 productive life hot water.

During work, air-conditioning equipment 100, air conditioner water circulating pump 51 are not worked, hot-water circulating pump 50 operate as normal; First water flow control valve 121, the 5th water flow control valve 125 are closed, and second water flow control valve 122, the 3rd water flow control valve 123 are opened.

Under this function; The workflow of operation of air conditioning systems water system shown in Figure 3 is: after hot water is discharged from hot-water heater 8 water side outlet ends; Through the 105 pipeline 105, the 3rd water flow control valve the 123, the 103 pipeline 103, user side heat exchanger 3 water side entrance ends, user side heat exchanger 3 water side outlet ends, the 101 pipeline 101, second water flow control valve the 122, the 106 pipeline 106, domestic hot-water's heater 30 arrival ends, domestic hot-water's heater 30 ports of export, the 108 pipeline 108, hot-water circulating pump 50 arrival ends, hot-water circulating pump 50 ports of export, second non-return valve, 110 arrival ends, second non-return valve, 110 ports of export, the 107 pipeline 107, get back to hot-water heater 8 water side entrance ends successively.

(3) heat separately winter

Under this function, heat source side heat exchanger 4 draw heat from environment utilizes the heat of drawing, and in hot-water heater 8 and user side heat exchanger 3, produces hot water, and the hot water of being produced is user's heating through air-conditioning equipment 100 again.

During work, domestic hot-water's heater 30, air conditioner water circulating pump 51 are not worked, hot-water circulating pump 50 operate as normal; First water flow control valve 121, second water flow control valve 122 are closed, and the 3rd water flow control valve 123, the 5th water flow control valve 125 are opened.

Under this function; The workflow of operation of air conditioning systems water system shown in Figure 3 is: after hot water is discharged from hot-water heater 8 water side outlet ends; Through the 105 pipeline 105, the 3rd water flow control valve the 123, the 103 pipeline 103, user side heat exchanger 3 water side entrance ends, user side heat exchanger 3 water side outlet ends, the 101 pipeline 101, air-conditioning equipment 100 arrival ends, air-conditioning equipment 100 ports of export, the 5th water flow control valve 125, subsystem tube connector the 104, the 108 pipeline 108, hot-water circulating pump 50 arrival ends, hot-water circulating pump 50 ports of export, second non-return valve, 110 arrival ends, second non-return valve, 110 ports of export, the 107 pipeline 107, get back to hot-water heater 8 water side entrance ends successively.

(4) heat simultaneously winter and productive life hot water

Under this function; Heat source side heat exchanger 4 draw heat from environment; Utilize the heat of drawing; In hot-water heater 8 and user side heat exchanger 3, produce hot water, a hot water part of being produced is user's heating through air-conditioning equipment 100, and another part is user's productive life hot water through domestic hot-water's heater 30.

During work, air conditioner water circulating pump 51 is not worked, hot-water circulating pump 50 operate as normal; First water flow control valve 121 is closed, and second water flow control valve 122, the 3rd water flow control valve 123, the 5th water flow control valve 125 are opened.

Under this function; The workflow of operation of air conditioning systems water system shown in Figure 3 is: after hot water is discharged from hot-water heater 8 water side outlet ends; Through the 105 pipeline 105, the 3rd water flow control valve the 123, the 103 pipeline 103, user side heat exchanger 3 water side entrance ends, user side heat exchanger 3 water side outlet ends, get into the 101 pipeline 101 and be divided into two-way successively; The first via is passed through air-conditioning equipment 100 arrival ends, air-conditioning equipment 100 ports of export, the 5th water flow control valve 125, subsystem tube connector 104 successively, gets into the 108 pipeline 108; The second the tunnel successively through second water flow control valve the 122, the 106 pipeline 106, domestic hot-water's heater 30 arrival ends, domestic hot-water's heater 30 ports of export, also get into the 108 pipeline 108; Two-way is after the 108 pipeline 108 mixes; Pass through hot-water circulating pump 50 arrival ends, hot-water circulating pump 50 ports of export, second non-return valve, 110 arrival ends, second non-return valve, 110 ports of export, the 107 pipeline 107 more successively, get back to hot-water heater 8 water side entrance ends.

(6) winter frost removing

Under this function, during winter frost removing, first water flow control valve 121, the 5th water flow control valve 125 are closed, and second water flow control valve 122, the 3rd water flow control valve 123 are opened; Air-conditioning equipment 100, air conditioner water circulating pump 51 are not worked, hot-water circulating pump 50 operate as normal.

In the course of the work; The workflow of operation of air conditioning systems water system shown in Figure 3 is: after hot water is discharged from hot-water heater 8 water side outlet ends; Through the 105 pipeline 105, the 3rd water flow control valve the 123, the 103 pipeline 103, user side heat exchanger 3 water side entrance ends, user side heat exchanger 3 water side outlet ends, the 101 pipeline 101, second water flow control valve the 122, the 106 pipeline 106, domestic hot-water's heater 30 arrival ends, domestic hot-water's heater 30 ports of export, the 108 pipeline 108, hot-water circulating pump 50 arrival ends, hot-water circulating pump 50 ports of export, second non-return valve, 110 arrival ends, second non-return valve, 110 ports of export, the 107 pipeline 107, get back to hot-water heater 8 water side entrance ends successively.

Present embodiment scheme shown in Figure 3, the 5th water flow control valve 125 is mounted in the port of export of air-conditioning equipment 100, but in actual application, the 5th water flow control valve 125 also can be installed in the arrival end of air-conditioning equipment 100, and is as shown in Figure 4; Scheme shown in Figure 4 also can realize all functions of present embodiment scheme shown in Figure 3.

Embodiment 3

As shown in Figure 5; Present embodiment scheme shown in Figure 5 also is a kind of operation of air conditioning systems water system; It with the difference of embodiment 1 scheme shown in Figure 2 is: the 3rd installation site of water flow control valve 123 in the operation of air conditioning systems water system is different, and has increased by one the 4th water flow control valve 124.

Operation of air conditioning systems water system shown in Figure 5 and operation of air conditioning systems shown in Figure 1 are combined; Also can realize all functions of embodiment 1; When realizing each function; The workflow of operation of air conditioning systems shown in Figure 1 is identical with embodiment 1, and the workflow of operation of air conditioning systems water system shown in Figure 5 is described below.

(1) the double recuperation of heat of refrigeration

During work, hot-water circulating pump 50, air conditioner water circulating pump 51 operate as normal; First water flow control valve 121, the 4th water flow control valve 124 are opened, and second water flow control valve 122, the 3rd water flow control valve 123 are closed.

Under this function, the workflow of operation of air conditioning systems water system shown in Figure 5 is divided into two parts.

Second portion is: after chilled water is discharged from user side heat exchanger 3 water side outlet ends; Through the 101 pipeline 101, air-conditioning equipment 100 arrival ends, air-conditioning equipment 100 ports of export, the 102 pipeline 102, air conditioner water circulating pump 51 arrival ends, air conditioner water circulating pump 51 ports of export, the 4th water flow control valve the 124, the 103 pipeline 103, get back to user side heat exchanger 3 water side entrance ends successively.

(2) independent productive life hot water

During work, air-conditioning equipment 100, air conditioner water circulating pump 51 are not worked, hot-water circulating pump 50 operate as normal; First water flow control valve 121, the 3rd water flow control valve 123, the 4th water flow control valve 124 are closed, and second water flow control valve 122 is opened.

Under this function; The workflow of operation of air conditioning systems water system shown in Figure 5 is: after hot water is discharged from hot-water heater 8 water side outlet ends; Through the 105 pipeline 105, subsystem tube connector the 104, the 103 pipeline 103, user side heat exchanger 3 water side entrance ends, user side heat exchanger 3 water side outlet ends, the 101 pipeline 101, second water flow control valve the 122, the 106 pipeline 106, domestic hot-water's heater 30 arrival ends, domestic hot-water's heater 30 ports of export, the 108 pipeline 108, hot-water circulating pump 50 arrival ends, hot-water circulating pump 50 ports of export, second non-return valve, 110 arrival ends, second non-return valve, 110 ports of export, the 107 pipeline 107, get back to hot-water heater 8 water side entrance ends successively.

(3) heat separately winter

During work, domestic hot-water's heater 30, hot-water circulating pump 50 are not worked, air conditioner water circulating pump 51 operate as normal; First water flow control valve 121, second water flow control valve 122, the 4th water flow control valve 124 are closed, and the 3rd water flow control valve 123 is opened.

Under this function; The workflow of operation of air conditioning systems water system shown in Figure 5 is: after hot water is discharged from hot-water heater 8 water side outlet ends; Through the 105 pipeline 105, subsystem tube connector the 104, the 103 pipeline 103, user side heat exchanger 3 water side entrance ends, user side heat exchanger 3 water side outlet ends, the 101 pipeline 101, air-conditioning equipment 100 arrival ends, air-conditioning equipment 100 ports of export, the 102 pipeline 102, air conditioner water circulating pump 51 arrival ends, air conditioner water circulating pump 51 ports of export, the 3rd water flow control valve the 123, the 107 pipeline 107, get back to hot-water heater 8 water side entrance ends successively.

(4) heat simultaneously winter and productive life hot water

During work, air conditioner water circulating pump 51, hot-water circulating pump 50 be operate as normal all; First water flow control valve 121, the 4th water flow control valve 124 are closed, and second water flow control valve 122, the 3rd water flow control valve 123 are opened.

Under this function; The workflow of operation of air conditioning systems water system shown in Figure 5 is: after hot water is discharged from hot-water heater 8 water side outlet ends; Through the 105 pipeline 105, subsystem tube connector the 104, the 103 pipeline 103, user side heat exchanger 3 water side entrance ends, user side heat exchanger 3 water side outlet ends, get into the 101 pipeline 101 and be divided into two-way successively; The first via is passed through air-conditioning equipment 100 arrival ends, air-conditioning equipment 100 ports of export, the 102 pipeline 102, air conditioner water circulating pump 51 arrival ends, air conditioner water circulating pump 51 ports of export, the 3rd water flow control valve 123 successively, gets into the 107 pipeline 107; The second the tunnel successively through second water flow control valve the 122, the 106 pipeline 106, domestic hot-water's heater 30 arrival ends, domestic hot-water's heater 30 ports of export, the 108 pipeline 108, hot-water circulating pump 50 arrival ends, hot-water circulating pump 50 ports of export, second non-return valve, 110 arrival ends, second non-return valve, 110 ports of export, also get into the 107 pipeline 107; Two-way returns hot-water heater 8 water side entrance ends after the 107 pipeline 107 mixes.

(6) winter frost removing

Under this function, during winter frost removing, first water flow control valve 121, the 3rd water flow control valve 123, the 4th water flow control valve 124 are closed, and second water flow control valve 122 is opened; Air-conditioning equipment 100, air conditioner water circulating pump 51 are not worked, hot-water circulating pump 50 operate as normal.

In the course of the work; The workflow of operation of air conditioning systems water system shown in Figure 5 is: after hot water is discharged from hot-water heater 8 water side outlet ends; Through the 105 pipeline 105, subsystem tube connector the 104, the 103 pipeline 103, user side heat exchanger 3 water side entrance ends, user side heat exchanger 3 water side outlet ends, the 101 pipeline 101, second water flow control valve the 122, the 106 pipeline 106, domestic hot-water's heater 30 arrival ends, domestic hot-water's heater 30 ports of export, the 108 pipeline 108, hot-water circulating pump 50 arrival ends, hot-water circulating pump 50 ports of export, second non-return valve, 110 arrival ends, second non-return valve, 110 ports of export, the 107 pipeline 107, get back to hot-water heater 8 water side entrance ends successively.

Embodiment 4

As shown in Figure 6; Present embodiment scheme shown in Figure 6 also is a kind of operation of air conditioning systems water system, and it with the difference of embodiment 3 schemes shown in Figure 5 is: subsystem tube connector 104 is different with second installation site of water flow control valve 122 in the operation of air conditioning systems water system.

Operation of air conditioning systems water system shown in Figure 6 and operation of air conditioning systems shown in Figure 1 are combined; Also can realize all functions of embodiment 3 schemes shown in Figure 5; When realizing each function; The workflow of operation of air conditioning systems shown in Figure 1 is identical with embodiment 1, and the workflow of operation of air conditioning systems water system shown in Figure 6 is described below.

(1) the double recuperation of heat of refrigeration

Under this function, the workflow of operation of air conditioning systems water system shown in Figure 6 is divided into two parts.

(2) independent productive life hot water

During work, air-conditioning equipment 100, air conditioner water circulating pump 51 are not worked, hot-water circulating pump 50 work; First water flow control valve 121, the 3rd water flow control valve 123, the 4th water flow control valve 124 are closed, and second water flow control valve 122 is opened.

Under this function; The workflow of operation of air conditioning systems water system shown in Figure 6 is: after hot water is discharged from hot-water heater 8 water side outlet ends; Through the 105 pipeline 105, second water flow control valve the 122, the 103 pipeline 103, user side heat exchanger 3 water side entrance ends, user side heat exchanger 3 water side outlet ends, the 101 pipeline 101, subsystem tube connector the 104, the 106 pipeline 106, domestic hot-water's heater 30 arrival ends, domestic hot-water's heater 30 ports of export, the 108 pipeline 108, hot-water circulating pump 50 arrival ends, hot-water circulating pump 50 ports of export, second non-return valve, 110 arrival ends, second non-return valve, 110 ports of export, the 107 pipeline 107, get back to hot-water heater 8 water side entrance ends successively.

(3) heat separately winter

During work, domestic hot-water's heater 30, hot-water circulating pump 50 are not worked, air conditioner water circulating pump 51 operate as normal; First water flow control valve 121, the 4th water flow control valve 124 are closed, and second water flow control valve 122, the 3rd water flow control valve 123 are opened.

Under this function; The workflow of operation of air conditioning systems water system shown in Figure 6 is: after hot water is discharged from hot-water heater 8 water side outlet ends; Through the 105 pipeline 105, second water flow control valve the 122, the 103 pipeline 103, user side heat exchanger 3 water side entrance ends, user side heat exchanger 3 water side outlet ends, the 101 pipeline 101, air-conditioning equipment 100 arrival ends, air-conditioning equipment 100 ports of export, the 102 pipeline 102, air conditioner water circulating pump 51 arrival ends, air conditioner water circulating pump 51 ports of export, the 3rd water flow control valve the 123, the 107 pipeline 107, get back to hot-water heater 8 water side entrance ends successively.

(4) heat simultaneously winter and productive life hot water

Under this function; The workflow of operation of air conditioning systems water system shown in Figure 6 is: after hot water is discharged from hot-water heater 8 water side outlet ends; Through the 105 pipeline 105, second water flow control valve the 122, the 103 pipeline 103, user side heat exchanger 3 water side entrance ends, user side heat exchanger 3 water side outlet ends, get into the 101 pipeline 101 and be divided into two-way successively; The first via is passed through air-conditioning equipment 100 arrival ends, air-conditioning equipment 100 ports of export, the 102 pipeline 102, air conditioner water circulating pump 51 arrival ends, air conditioner water circulating pump 51 ports of export, the 3rd water flow control valve 123 successively, gets into the 107 pipeline 107; The second the tunnel passes through subsystem tube connector the 104, the 106 pipeline 106, domestic hot-water's heater 30 arrival ends, domestic hot-water's heater 30 ports of export, the 108 pipeline 108, hot-water circulating pump 50 arrival ends, hot-water circulating pump 50 ports of export, second non-return valve, 110 arrival ends, second non-return valve, 110 ports of export successively, also gets into the 107 pipeline 107; Two-way returns hot-water heater 8 water side entrance ends after the 107 pipeline 107 mixes.

(6) winter frost removing

In the course of the work; The workflow of operation of air conditioning systems water system shown in Figure 6 is: after hot water is discharged from hot-water heater 8 water side outlet ends; Through the 105 pipeline 105, second water flow control valve the 122, the 103 pipeline 103, user side heat exchanger 3 water side entrance ends, user side heat exchanger 3 water side outlet ends, the 101 pipeline 101, subsystem tube connector the 104, the 106 pipeline 106, domestic hot-water's heater 30 arrival ends, domestic hot-water's heater 30 ports of export, the 108 pipeline 108, hot-water circulating pump 50 arrival ends, hot-water circulating pump 50 ports of export, second non-return valve, 110 arrival ends, second non-return valve, 110 ports of export, the 107 pipeline 107, get back to hot-water heater 8 water side entrance ends successively.

Embodiment 5

As shown in Figure 7, the difference of it and embodiment 1 operation of air conditioning systems water system shown in Figure 2 is: present embodiment operation of air conditioning systems water system shown in Figure 7 has increased by one the 5th water flow control valve 125 and a bypass regulator valve 130 in its air conditioner water subsystem.

The 5th water flow control valve 125 with the connectivity scenario of bypass regulator valve 130 in operation of air conditioning systems water system shown in Figure 7 is: the 5th water flow control valve 125 1 ends link to each other with air-conditioning equipment 100 ports of export; The 5th water flow control valve 125 other ends link to each other with the 102 pipeline 102 of air conditioner water circulating pump 51 arrival ends; The entrance point of bypass regulator valve 130 links to each other with the 101 pipeline 101 of user side heat exchanger 3 water side outlet ends, and the port of export of bypass regulator valve 130 links to each other with the 102 pipeline 102 between the 5th water flow control valve 125 and air conditioner water circulating pump 51 arrival ends.

When practical application, the 5th water flow control valve 125 normally adopts the moving control valve of two energisings.In the running; The 5th water flow control valve 125 is according to the air themperature measured value of the air-conditioning equipment 100 air side arrival ends or the port of export; According to predefined air themperature desired value; Regulate chilled-water flow, make the air themperature of the air-conditioning equipment 100 air side arrival ends or the port of export equal the air themperature desired value through air-conditioning equipment 100.

When practical application; Bypass regulator valve 130 is a Water flow adjusting valve of regulating its valve opening size according to the differential water pressures between its import and export end normally; Its effect is: in the course of the work, the differential water pressures of keeping between the import and export end of bypass regulator valve 130 is that desired value (also can be described as: preset value).

Because operation of air conditioning systems water system shown in Figure 7 has increased by the 5th water flow control valve 125 and bypass regulator valve 130; Therefore; When under refrigeration is held concurrently heat recovery function, working; But air conditioner water circulating pump 51 constant speed operation, or directly adopt constant speed pump, the chilled-water flow through user side heat exchanger 3 water sides can be maintained definite value.

Scheme shown in Figure 7; The 5th water flow control valve 125 is mounted in air-conditioning equipment 100 ports of export; But in actual application; The 5th water flow control valve 125 also can be installed in the arrival end of air-conditioning equipment 100, in the course of the work, equally also can realize the above-described function of present embodiment scheme shown in Figure 7.

When the 5th water flow control valve 125 is installed in the arrival end of air-conditioning equipment 100; As shown in Figure 8; At this moment; The 5th water flow control valve 125 with bypass regulator valve 130 at the connectivity scenario of operation of air conditioning systems water system shown in Figure 8 is: the 5th water flow control valve 125 1 ends link to each other with air-conditioning equipment 100 arrival ends; The 5th water flow control valve 125 other ends link to each other with the 101 pipeline 101 of user side heat exchanger 3 water side outlet ends; The entrance point of bypass regulator valve 130 links to each other with the 101 pipeline 101 between the 5th water flow control valve 125 and the user side heat exchanger 3 water side outlet ends, and the port of export of bypass regulator valve 130 links to each other with the 102 pipeline 102 of air conditioner water circulating pump 51 arrival ends.

Present embodiment Fig. 7, the 5th water flow control valve 125 shown in Figure 8, bypass regulator valve 130 also are applicable to embodiment 3, embodiment 4 described operation of air conditioning systems water systems at the connectivity scenario of operation of air conditioning systems water system.

Embodiment 6

As shown in Figure 9, the difference of it and embodiment 1 operation of air conditioning systems water system shown in Figure 2 is: present embodiment operation of air conditioning systems water system shown in Figure 9 has increased a three-way flowrate control valve 140 in its air conditioner water subsystem.

Three-way flowrate control valve 140 at the connectivity scenario of operation of air conditioning systems water system shown in Figure 9 is: the direct current tie point E of three-way flowrate control valve 140 links to each other with air-conditioning equipment 100 ports of export; The interflow tie point B of three-way flowrate control valve 140 links to each other with the 102 pipeline 102 of air conditioner water circulating pump 51 arrival ends, and the by-pass flow tie point F of three-way flowrate control valve 140 links to each other with the 101 pipeline 101 of user side heat exchanger 3 water side outlet ends.

When practical application, three-way flowrate control valve 140 normally adopts the electric three-way control valve.In the running; Three-way flowrate control valve 140 is according to the air themperature measured value of the air-conditioning equipment 100 air side arrival ends or the port of export; According to predefined air themperature desired value; Regulate chilled-water flow, make the air themperature of the air-conditioning equipment 100 air side arrival ends or the port of export equal the air themperature desired value through air-conditioning equipment 100.

Because operation of air conditioning systems water system shown in Figure 9 has increased three-way flowrate control valve 140; Therefore, when under refrigeration is held concurrently heat recovery function, working, but the operation of air conditioner water circulating pump 51 constant speed; Or directly adopting constant speed pump, the chilled-water flow through user side heat exchanger 3 water sides can be maintained definite value.

Scheme shown in Figure 9; Three-way flowrate control valve 140 is mounted in air-conditioning equipment 100 ports of export, but in actual application, three-way flowrate control valve 140 also can be installed in the arrival end of air-conditioning equipment 100; In the course of the work, equally also can realize the above-described function of scheme shown in Figure 9.

When three-way flowrate control valve 140 is installed in the arrival end of air-conditioning equipment 100; Shown in figure 10; At this moment; Three-way flowrate control valve 140 at the connectivity scenario of operation of air conditioning systems water system shown in Figure 10 is: the direct current tie point E of three-way flowrate control valve 140 links to each other with air-conditioning equipment 100 arrival ends; The interflow tie point B of three-way flowrate control valve 140 links to each other with the 101 pipeline 101 of user side heat exchanger 3 water side outlet ends, and the by-pass flow tie point F of three-way flowrate control valve 140 links to each other with the 102 pipeline 102 of air conditioner water circulating pump 51 arrival ends.

Present embodiment Fig. 9, three-way flowrate control valve 140 shown in Figure 10 also are applicable to embodiment 3, embodiment 4 described operation of air conditioning systems water systems at the connectivity scenario of operation of air conditioning systems water system.

Embodiment 7

Shown in figure 11, the difference of it and embodiment 2 operation of air conditioning systems water systems shown in Figure 3 is: present embodiment operation of air conditioning systems water system shown in Figure 11 has increased a bypass regulator valve 130 in its air conditioner water subsystem.

Bypass regulator valve 130 at the connectivity scenario of operation of air conditioning systems water system shown in Figure 11 is: the entrance point of bypass regulator valve 130 links to each other with the 101 pipeline 101 of user side heat exchanger 3 water side outlet ends, and the port of export of bypass regulator valve 130 links to each other with the 102 pipeline 102 of air conditioner water circulating pump 51 arrival ends.

When practical application; The bypass regulator valve 130 normally differential water pressures according to its import and export end is regulated the Water flow adjusting valve of its valve opening size; Its effect is: in the course of the work, the differential water pressures of keeping its import and export end is that desired value (also can be described as: preset value).

In practical application; When the 5th water flow control valve 125 is when adopting two energisings to move control valve; Its effect in running is: according to the air themperature measured value of the air-conditioning equipment 100 air side arrival ends or the port of export; According to predefined air themperature desired value, regulate chilled-water flow through air-conditioning equipment 100, make the air themperature of the air-conditioning equipment 100 air side arrival ends or the port of export equal the air themperature desired value.

Because operation of air conditioning systems water system shown in Figure 11 has increased bypass regulator valve 130; Therefore, when under refrigeration is held concurrently heat recovery function, working, but the operation of air conditioner water circulating pump 51 constant speed; Or directly adopting constant speed pump, the chilled-water flow through user side heat exchanger 3 water sides can be maintained definite value.

Similarly, for embodiment 2 operation of air conditioning systems water system shown in Figure 4,, also can realize the above-described function of present embodiment Figure 11 through in its air conditioner water subsystem, having increased a bypass regulator valve 130.At this moment; The connectivity scenario of bypass regulator valve 130 in operation of air conditioning systems water system shown in Figure 4 is: the entrance point of bypass regulator valve 130 links to each other with the 101 pipeline 101 of user side heat exchanger 3 water side outlet ends, and the port of export of bypass regulator valve 130 links to each other with the 102 pipeline 102 of air conditioner water circulating pump 51 arrival ends.

In the scheme of above-mentioned all embodiment, user side heat exchanger 3 is as cold-producing medium-water-to-water heat exchanger, adopts in plate type heat exchanger, volumetric heat exchanger, shell and tube exchanger or the double pipe heat exchanger any one usually.

In the scheme of above-mentioned all embodiment; Heat source side heat exchanger 4 is except can being cold-producing medium-air heat exchanger; Also can be cold-producing medium-soil heat exchange device, cold-producing medium-water-to-water heat exchanger, also can be evaporating heat exchanger, in addition, also can be the heat exchanger of other kind; During as cold-producing medium-water-to-water heat exchanger, heat source side heat exchanger 4 adopts any one in plate type heat exchangers, volumetric heat exchanger, shell and tube exchanger or the double pipe heat exchanger usually.

In the scheme of above-mentioned all embodiment, hot-water heater 8 adopts any in volumetric heat exchanger, plate type heat exchanger, shell and tube exchanger or the double pipe heat exchanger during as cold-producing medium-water-to-water heat exchanger usually, or the heat exchanger of other kind as required.

Heat source side heat exchanger 4 adopts finned heat exchanger during as cold-producing medium-air heat exchanger usually, and the fin of said finned heat exchanger is generally the aluminum or aluminum alloy material, also uses copper material in some special occasions.That the shape of fin usually adopts is plate, in ripple type or the slitted fin type any one.

In the scheme of above-mentioned all embodiment, the one or more even all water flow control valves in described first water flow control valve 121, second water flow control valve 122, the 3rd water flow control valve 123, the 4th water flow control valve 124, the 5th water flow control valve 125 can adopt magnetic valve or have in the flow control device of turn-off function any one and substitute.

Claims

1. an operation of air conditioning systems water system comprises air conditioner water subsystem and hot water subsystem;

2. an operation of air conditioning systems water system comprises air conditioner water subsystem and hot water subsystem;

Said the 5th water flow control valve (125) one ends link to each other with said air-conditioning equipment (100) port of export, and said the 5th water flow control valve (125) other end links to each other with air conditioner water circulating pump (51) arrival end through the 102 pipeline (102);

3. an operation of air conditioning systems water system comprises air conditioner water subsystem and hot water subsystem;

Said the 5th water flow control valve (125) one ends link to each other with said air-conditioning equipment (100) arrival end, and said the 5th water flow control valve (125) other end links to each other with user side heat exchanger (3) water side outlet end through the 101 pipeline (101);

Said second water flow control valve (122) one ends link to each other with the 101 pipeline (101) between said user side heat exchanger (3) water side outlet end and the 5th water flow control valve (125), and said second water flow control valve (122) other end links to each other with the 106 pipeline (106) between said domestic hot-water's heater (30) arrival end and said first water flow control valve (121);

4. an operation of air conditioning systems water system comprises air conditioner water subsystem and hot water subsystem;

5. an operation of air conditioning systems water system comprises air conditioner water subsystem and hot water subsystem;

6. according to the described operation of air conditioning systems water system of arbitrary claim in the claim 1,4 and 5; It is characterized in that one the 5th water flow control valve (125) one ends link to each other with said air-conditioning equipment (100) arrival end; Said the 5th water flow control valve (125) other end links to each other with the 101 pipeline (101) of said user side heat exchanger (3) water side outlet end; The entrance point of one bypass control valve (130) links to each other with the 101 pipeline (101) between said the 5th water flow control valve (125) and user side heat exchanger (3) the water side outlet end, and the port of export of said bypass regulator valve (130) links to each other with the 102 pipeline (102) of said air conditioner water circulating pump (51) arrival end.

7. according to the described operation of air conditioning systems water system of arbitrary claim in the claim 1,4 and 5; It is characterized in that one the 5th water flow control valve (125) one ends link to each other with said air-conditioning equipment (100) port of export; Said the 5th water flow control valve (125) other end links to each other with the 102 pipeline (102) of said air conditioner water circulating pump (51) arrival end; The entrance point of one bypass control valve (130) links to each other with the 101 pipeline (101) of said user side heat exchanger (3) water side outlet end, and the port of export of said bypass regulator valve (130) links to each other with the 102 pipeline (102) between said the 5th water flow control valve (125) and air conditioner water circulating pump (51) arrival end.

8. according to the described operation of air conditioning systems water system of arbitrary claim in the claim 1,4 and 5; The direct current tie point (E) that it is characterized in that a three-way flowrate control valve (140) links to each other with said air-conditioning equipment (100) port of export; The interflow tie point (B) of said three-way flowrate control valve (140) links to each other with the 102 pipeline (102) of said air conditioner water circulating pump (51) arrival end, and the by-pass flow tie point (F) of said three-way flowrate control valve (140) links to each other with the 101 pipeline (101) of said user side heat exchanger (3) water side outlet end.

9. according to the described operation of air conditioning systems water system of arbitrary claim in the claim 1,4 and 5; The direct current tie point (E) that it is characterized in that a three-way flowrate control valve (140) links to each other with said air-conditioning equipment (100) arrival end; The interflow tie point (B) of said three-way flowrate control valve (140) links to each other with the 101 pipeline (101) of said user side heat exchanger (3) water side outlet end, and the by-pass flow tie point (F) of said three-way flowrate control valve (140) links to each other with the 102 pipeline (102) of said air conditioner water circulating pump (51) arrival end.

10. according to the described operation of air conditioning systems water system of arbitrary claim in the claim 2 and 3; The entrance point that it is characterized in that a bypass control valve (130) links to each other with the 101 pipeline (101) of said user side heat exchanger (3) water side outlet end, and the port of export of said bypass regulator valve (130) links to each other with the 102 pipeline (102) of said air conditioner water circulating pump (51) arrival end.