CN210569360U - Multifunctional air conditioning system for direct cooling, refrigeration, cold accumulation and heating of river water - Google Patents
Multifunctional air conditioning system for direct cooling, refrigeration, cold accumulation and heating of river water Download PDFInfo
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- CN210569360U CN210569360U CN201920914765.4U CN201920914765U CN210569360U CN 210569360 U CN210569360 U CN 210569360U CN 201920914765 U CN201920914765 U CN 201920914765U CN 210569360 U CN210569360 U CN 210569360U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/40—Geothermal heat-pumps
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/10—Geothermal energy
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Abstract
The utility model relates to a river water directly-cooled, refrigeration, cold-storage, multi-functional air conditioning system of heating. The system comprises a water taking pump, a plate type heat exchanger A, a plate type heat exchanger B, a water collector, a water separator, a water chilling unit, a plate type heat exchanger C, a reservoir and a user side air conditioner which are sequentially connected, wherein the water chilling unit comprises a condenser and an evaporator; through the orderly connection of the equipment, on one hand, the water cooling capacity of the river is utilized to the maximum extent, and the overall energy consumption is reduced. On the other hand, the early investment cost is lower, and 2 sets of water pumps, 1 plate heat exchanger and 1 water storage tank are added compared with the common river water source heat pump.
Description
Technical Field
The utility model relates to an air conditioning equipment field is a river water directly cools off, refrigeration, cold-storage, multi-functional air conditioning system of heating.
Background
At present, buildings such as old apartment houses, real estate of the old, nourishing centers and the like specially serving the old are like bamboo shoots in the Chinese world after raining. Older people become more wind-cold intolerant as their resistance decreases with age and the requirements for their surroundings become more demanding, so that the provision of suitable air conditioning systems can greatly increase their satisfaction with the surroundings. Because the design temperature of the old people's residence is 2 ℃ higher than that of the common people, the old people are also suitable for living in the breeze radiation room, the factors enable the old people's residence to adopt higher freezing water temperature for heat exchange, and the conclusion is obtained according to research and calculation: when the temperature and humidity independent control double-sided radiation air-conditioning system is adopted, the air-conditioning system is hottest in summer: deep well water below 15.5 ℃ in the daytime can be used directly without refrigeration by a refrigerator, and below 17.1 ℃ at night can be used directly without refrigeration. However, there are many more mobile, higher temperature water sources that cannot be used throughout the country.
Disclosure of Invention
An object of the utility model is to provide a river water directly cools off, refrigeration, cold-storage, multi-functional air conditioning system of heating.
The purpose of the utility model is realized through the following technical scheme: a multifunctional air conditioning system for direct cooling, refrigeration, cold accumulation and heating of river water comprises:
the system comprises a water taking pump 11, a plate heat exchanger A12, a plate heat exchanger B13, a water collector 14, a water separator 15, a water chilling unit, a plate heat exchanger C16, a reservoir 17 and a user side air conditioner, wherein the water chilling unit comprises a condenser 18 and an evaporator 19;
the cold source side of the plate heat exchanger A12 is connected with a water source through a water inlet pipe and a water return pipe to form a water circulation A, and the water inlet pipe is sequentially provided with a water taking pump 11, a valve Z21 and a valve X22;
a branch pipe A is arranged on a pipeline between the valve X22 and the valve Z21, the other end of the branch pipe A is connected with a cold source side water inlet of the plate heat exchanger B13, a cold source side water outlet of the plate heat exchanger B13 is connected to a water return pipe through a pipeline, and a valve X1 is arranged on the branch pipe A;
a branch pipe B is arranged on a pipeline between the valve X22 and the valve Z21, the other end of the branch pipe B is connected with the bottom of the reservoir 17, and a water pump C51 and a valve U23 are arranged on the branch pipe B;
a branch pipe C is arranged on a pipeline between the valve X22 and the valve Z21, the other end of the branch pipe C is connected with the top of the reservoir 17, and a valve Y24 is arranged on the branch pipe C;
a branch pipe D is arranged on a pipeline between the water taking pump 11 and the valve Z21, the other end of the branch pipe D is connected with a cold source side water inlet of the plate heat exchanger C16, and a valve Z125 is arranged on the branch pipe D;
a branch pipe E is arranged between a cold source side water inlet of the plate heat exchanger C16 and the valve Z21, the other end of the branch pipe E is connected with the top of the reservoir 17, and a valve Y126 is arranged on the branch pipe E;
a branch pipe F is arranged on a pipeline between the water storage tank 17 and the valve U23, the other end of the branch pipe F is connected with a cold source side water outlet of the plate heat exchanger C16, and the branch pipe F is sequentially provided with a valve U127 and a water pump E52;
a branch pipe G is arranged on a pipeline between the reservoir 17 and the valve U23, the other end of the branch pipe G is connected with a water return pipe, and a valve V28 is arranged on the branch pipe G;
a branch pipe H is arranged on a pipeline between the water pump E52 and the cold source side water outlet of the plate heat exchanger C16, the other end of the branch pipe H is connected to a water source, and a valve T29 is arranged on the branch pipe H;
the water outlet at the heat source side of the plate heat exchanger A12 is connected with the water separator 15 through a pipeline, and the pipeline is sequentially provided with a water pump D53 and a valve Q30;
the water collector 14 is connected with a heat source side water inlet of the plate heat exchanger A12 through a pipeline, and a valve W31 is arranged on the pipeline;
a water outlet at the heat source side of the plate heat exchanger B13 is connected with a water inlet of the condenser 18 through a pipeline, and the pipeline is sequentially provided with a valve R132 and a water pump G54;
the heat source side water inlet of the plate heat exchanger B13 is connected with the water outlet of the condenser 18 through a pipeline, and the pipeline is provided with a valve S133;
a branch pipe I is arranged on a pipeline between the water outlet of the condenser 18 and S1, the other end of the branch pipe I is connected with the water separator 15, and a valve S34 is arranged on the branch pipe I;
a branch pipe J is arranged on a pipeline between the valve R132 and the water pump G54, the other end of the branch pipe J is connected with the water collector 14, and a valve R35 is arranged on the branch pipe J;
the heat source water outlet of the plate heat exchanger C16 is connected with the water inlet of the evaporator 19 through a pipeline, and the pipeline is provided with a valve W236 and a water pump F55;
the heat source water inlet of the plate heat exchanger C16 is connected with the water outlet of the evaporator 19 through a pipeline, and a valve Q237 is arranged on the pipeline;
a branch pipe K is arranged on a pipeline between the water collector 14 and the valve W31, the other end of the branch pipe K is connected to a pipeline between the valve V28 and the water pump F55, and a valve W138 is arranged on the branch pipe K;
a branch pipe L is arranged between the heat source water inlet of the plate heat exchanger C16 and the water outlet of the evaporator 19 through a pipeline, the other end of the branch pipe L is connected to the pipeline between the water separator 15 and the valve Q30, and the valve Q139 is arranged on the branch pipe L.
Compare prior art, the utility model has the advantages of:
1. the water cooling capacity of the river is utilized to the maximum extent, and the overall energy consumption is reduced.
2. The early investment cost is lower, compared with the common river water source heat pump, a small amount of equipment is added, and part of water path circulation is adjusted.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Description of reference numerals: 11-water taking pump, 12-plate heat exchanger A, 13-plate heat exchanger B, 14-water collector, 15-water separator, 16-plate heat exchanger C, 17-reservoir, 18-condenser, 19-evaporator, 21-valve Z, 22-valve X, 23-valve U, 24-valve Y, 25-valve Z1, 26-valve Y1, 27-valve U1, 28-valve V, 29-valve T, 30-valve Q, 31-valve W, 32-valve R1, 33-valve S1, 34-valve S, 35-valve R, 36-valve W2, 37-valve Q2, 38-valve W1, 39-valve Q1, 40-valve X, 51-water pump C, 52-water pump E, 53-water pump D, 54-water pump G, 55-water pump F, 61-filter and 62-water taking tank.
Detailed Description
The invention is described in detail below with reference to the drawings and examples of the specification:
as shown in fig. 1: a multifunctional air conditioning system for direct cooling, refrigerating, cold-accumulating and heating of river water comprises
The system comprises a water taking pump 11, a plate heat exchanger A12, a plate heat exchanger B13, a water collector 14, a water separator 15, a water chilling unit, a plate heat exchanger C16, a reservoir 17 and a user side air conditioner, wherein the water chilling unit comprises a condenser 18 and an evaporator 19;
the cold source side of the plate heat exchanger A12 is connected with a water source through a water inlet pipe and a water return pipe to form a water circulation A, and the water inlet pipe is sequentially provided with a water taking pump 11, a valve Z21 and a valve X22;
a branch pipe A is arranged on a pipeline between the valve X22 and the valve Z21, the other end of the branch pipe A is connected with a cold source side water inlet of the plate heat exchanger B13, a cold source side water outlet of the plate heat exchanger B13 is connected to a water return pipe through a pipeline, and a valve X140 is arranged on the branch pipe A;
a branch pipe B is arranged on a pipeline between the valve X22 and the valve Z21, the other end of the branch pipe B is connected with the bottom of the reservoir 17, and a water pump C51 and a valve U23 are arranged on the branch pipe B;
a branch pipe C is arranged on a pipeline between the valve X22 and the valve Z21, the other end of the branch pipe C is connected with the top of the reservoir 17, and a valve Y24 is arranged on the branch pipe C;
a branch pipe D is arranged on a pipeline between the water taking pump 11 and the valve Z21, the other end of the branch pipe D is connected with a cold source side water inlet of the plate heat exchanger C16, and a valve Z125 is arranged on the branch pipe D;
a branch pipe E is arranged between a cold source side water inlet of the plate heat exchanger C16 and the valve Z21, the other end of the branch pipe E is connected with the top of the reservoir 17, and a valve Y126 is arranged on the branch pipe E;
a branch pipe F is arranged on a pipeline between the water storage tank 17 and the valve U23, the other end of the branch pipe F is connected with a cold source side water outlet of the plate heat exchanger C16, and the branch pipe F is sequentially provided with a valve U127 and a water pump E52;
a branch pipe G is arranged on a pipeline between the reservoir 17 and the valve U23, the other end of the branch pipe G is connected with a water return pipe, and a valve V28 is arranged on the branch pipe G;
a branch pipe H is arranged on a pipeline between the water pump E52 and the cold source side water outlet of the plate heat exchanger C16, the other end of the branch pipe H is connected to a water source, and a valve T29 is arranged on the branch pipe H;
the water outlet at the heat source side of the plate heat exchanger A12 is connected with the water separator 15 through a pipeline, and the pipeline is sequentially provided with a water pump D53 and a valve Q30;
the water collector 14 is connected with a heat source side water inlet of the plate heat exchanger A12 through a pipeline, and a valve W31 is arranged on the pipeline;
a water outlet at the heat source side of the plate heat exchanger B13 is connected with a water inlet of the condenser 18 through a pipeline, and the pipeline is sequentially provided with a valve R132 and a water pump G54;
the heat source side water inlet of the plate heat exchanger B13 is connected with the water outlet of the condenser 18 through a pipeline, and the pipeline is provided with a valve S133;
a branch pipe I is arranged on a pipeline between the water outlet of the condenser 18 and the valve S133, the other end of the branch pipe I is connected with the water separator 15, and the valve S34 is arranged on the branch pipe I;
a branch pipe J is arranged on a pipeline between the valve R132 and the water pump G54, the other end of the branch pipe J is connected with the water collector 14, and a valve R35 is arranged on the branch pipe J;
the heat source water outlet of the plate heat exchanger C16 is connected with the water inlet of the evaporator 19 through a pipeline, and the pipeline is provided with a valve W236 and a water pump F55;
the heat source water inlet of the plate heat exchanger C16 is connected with the water outlet of the evaporator 19 through a pipeline, and a valve Q237 is arranged on the pipeline;
a branch pipe K is arranged on a pipeline between the water collector 14 and the valve W31, the other end of the branch pipe K is connected to a pipeline between the valve V28 and the water pump F55, and a valve W138 is arranged on the branch pipe K;
a branch pipe L is arranged between the heat source water inlet of the plate heat exchanger C16 and the water outlet of the evaporator 19 through a pipeline, the other end of the branch pipe L is connected to the pipeline between the water separator 15 and the valve Q30, and the valve Q139 is arranged on the branch pipe L.
The water inlet pipe is provided with a filter 61.
A water taking pool 62 is arranged on the water inlet pipe.
The utility model discloses an operational mode as follows:
1. refrigerating by a pure refrigerator: the method comprises the steps of opening valves R1, S1, Z, X1, Q1 and W1, closing valves U, U1, V, X, Y, Z1, S, R, T, Q, W, Q2 and W2, opening a water taking pump and a water pump F, G, and closing the water pump C, D, E, wherein in the operation mode, when the temperature is higher than 15.5 ℃ in summer and day time, the cooling in summer and day time is finished, and no direct cooling water is used, the pure refrigerator carries out refrigeration.
2. Refrigerating by a refrigerator and cold accumulation by the refrigerator: opening valves R1, S1, Z, X1, U1, Y1, closing valves U, U1, V, X, Y, Z1, S, R, T, Q, W, adjusting valves: q1, W1, Q2 and W2 turn on the water pump E, F, G and the water pump, and turn off the water pump C, D. In the operation mode, when the temperature is higher than 15.5 ℃ in summer and the electricity consumption is low at night in summer, the refrigerator can supply cold and refrigerate at the same time.
3. Direct cooling: the valve X, Z, Q, W is opened, the valves U, V, Y, X1, Z1, S, R, T, Q1 and W1 are closed, the water pump D and the water taking pump are opened, and the water pump C, E, F, G is closed, wherein in the operation mode, when the temperature in the daytime in summer is less than 15.5 ℃ or the temperature in the nighttime in summer is less than 17.2 ℃, the temperature of the river water can be directly utilized and opened, and cold accumulation does not exist.
4. Direct cooling water source adding direct cold accumulation: opening a valve Z, Q, W, closing a valve U, X1, U1, Y1, Z1, S, R, T, Q1 and W1, adjusting the valves: x, X1, the water pump D and the water intake pump are turned on, and the water pump C, E, F, G is turned off. The operation mode is that when the temperature is more than 15.5 ℃ in the daytime and less than 15.5 ℃ at night in summer, the operation is carried out when the temperature of river water reaches the lowest at night, and the water temperature of the reservoir is stopped when the temperature of the reservoir is reduced to the lowest. While directly cooling, the water source directly stores cold.
5. Cold accumulation of direct cooling refrigerator: opening valves R1, S1, Z, U1, Y1, Q, W, Q2, W2, closing valves U, V, Y, Z1, S, R, T, Q1, W1, and adjusting the valves: x, X1 the water pump D, E, F, G and the water intake pump are turned on, and the operation mode is that when the temperature is more than 15.5 ℃ in the daytime in summer and less than 17.2 ℃ at night, the water body is available at night but not in the daytime. The refrigerator is used for cold accumulation after the water pool is filled with river water, and the cold accumulation time is in the electricity utilization valley. The refrigerator stores cold while directly cooling.
6. Pure cooling: opening a valve U, X, Q, W, closing a valve V, Y, Z, X1, a valve U1, a valve Y1, a valve Z1, a valve S, R, T, Q1 and a valve W1, opening a water pump C, D, closing the water pump E, F, G and the water taking pump. The operation mode is that when the temperature is higher than 15.5 ℃ in the daytime and lower than 15.5 ℃ at night in summer, the operation is carried out in the daytime, the operation is purely cooled, and other pipelines are closed.
7. Heating in winter: the valves R, S, Z1, T, Q2 and W2 are opened, the valves R1, S1 and Z, U1, Y1, Q, W, Q1 and W1 are closed, the water pump F, G and the water taking pump are started, and the water pump D, E is closed.
The utility model discloses though use the temperature of more area river water of water source heat pump daytime temperature 18 ℃ -22 ℃ about in summer, night generally is less than 19 ℃, but in the initial stage in summer, the temperature of cold area river water river bottom is less than 15 ℃, the river temperature in refrigeration season is a process that risees gradually, for the healthy air conditioning room of old person's breeze, can divide into four stages in summer: 1. below 15.5 c can be used directly without refrigeration (direct cooling). 2. The temperature is higher than 15.5 ℃ in the daytime but lower than 15.5 ℃ at night, the low-temperature river water can be stored for the daytime at night, and the low-temperature river water can be directly stored while being directly cooled at night. 3. The temperature is higher than 15.5 ℃ in the daytime but lower than 17.1 ℃ at night, the low-temperature river water can be stored by the refrigerator for use in the daytime when the electricity fee is low at night, and the refrigerator can store cold while directly cooling at night. 4. When the temperature is higher than 17.1 ℃, the refrigerator can refrigerate and store cold at the same time when the electricity fee is low at night, and can refrigerate at the peak time in the daytime and refrigerate at other time intervals.
The utility model discloses increased 2 sets of water pumps, 1 plate heat exchanger, 1 cistern than ordinary river water source heat pump, water pump and plate heat exchanger cost are lower, and heat preservation cistern cost is more expensive, but it is dual-purpose pond, can be used for direct cold-storage or refrigerator electricity fee low ebb cold-storage, can directly cool in summer initial stage moreover, and sensible heat economic benefits is obvious.
In the initial stage of summer, the natural cold accumulation is adopted, the cold accumulation is adopted in the cold summer when the water chilling unit is used at the power utilization valley, and the river water source heat pump can be adopted for heating naturally since the water chilling unit is also provided with a water intake.
Claims (3)
1. A multifunctional air conditioning system for direct cooling, refrigeration, cold accumulation and heating of river water is characterized in that: the system comprises a water taking pump (11), a plate type heat exchanger A (12), a plate type heat exchanger B (13), a water collector (14), a water distributor (15), a water chilling unit, a plate type heat exchanger C (16), a reservoir (17) and a user side air conditioner, wherein the water chilling unit comprises a condenser (18) and an evaporator (19);
the cold source side of the plate heat exchanger A (12) is connected with a water source through a water inlet pipe and a water return pipe to form a water circulation A, and the water inlet pipe is sequentially provided with a water taking pump (11), a valve Z (21) and a valve X (22);
a branch pipe A is arranged on a pipeline between the valve X (22) and the valve Z (21), the other end of the branch pipe A is connected with a cold source side water inlet of the plate heat exchanger B (13), a cold source side water outlet of the plate heat exchanger B (13) is connected to a water return pipe through a pipeline, and a valve X1(40) is arranged on the branch pipe A;
a branch pipe B is arranged on a pipeline between the valve X (22) and the valve Z (21), the other end of the branch pipe B is connected with the bottom of the reservoir (17), and a water pump C (51) and a valve U (23) are arranged on the branch pipe B;
a branch pipe C is arranged on a pipeline between the valve X (22) and the valve Z (21), the other end of the branch pipe C is connected with the top of the reservoir (17), and a valve Y (24) is arranged on the branch pipe C;
a branch pipe D is arranged on a pipeline between the water taking pump (11) and the valve Z (21), the other end of the branch pipe D is connected with a cold source side water inlet of the plate heat exchanger C (16), and the valve Z1(25) is arranged on the branch pipe D;
a branch pipe E is arranged between a cold source side water inlet of the plate heat exchanger C (16) and the valve Z (21), the other end of the branch pipe E is connected with the top of the reservoir (17), and a valve Y1(26) is arranged on the branch pipe E;
a branch pipe F is arranged on a pipeline between the reservoir (17) and the valve U (23), the other end of the branch pipe F is connected with a cold source side water outlet of the plate heat exchanger C (16), and the valve U1(27) and the water pump E (52) are sequentially arranged on the branch pipe F;
a branch pipe G is arranged on a pipeline between the reservoir (17) and the valve U (23), the other end of the branch pipe G is connected with a water return pipe, and a valve V (28) is arranged on the branch pipe G;
a branch pipe H is arranged on a pipeline between the water pump E (52) and a cold source side water outlet of the plate heat exchanger C (16), the other end of the branch pipe H is connected to a water source, and a valve T (29) is arranged on the branch pipe H;
a water outlet at the heat source side of the plate heat exchanger A (12) is connected with the water separator (15) through a pipeline, and a water pump D (53) and a valve Q (30) are sequentially arranged on the pipeline;
the water collector (14) is connected with a heat source side water inlet of the plate heat exchanger A (12) through a pipeline, and a valve W (31) is arranged on the pipeline;
a water outlet at the heat source side of the plate heat exchanger B (13) is connected with a water inlet of the condenser (18) through a pipeline, and the pipeline is sequentially provided with a valve R1(32) and a water pump G (54);
the heat source side water inlet of the plate heat exchanger B (13) is connected with the water outlet of the condenser (18) through a pipeline, and a valve S1(33) is arranged on the pipeline;
a branch pipe I is arranged on a pipeline between the water outlet of the condenser (18) and the valve S1(33), the other end of the branch pipe I is connected with the water separator (15), and the valve S (34) is arranged on the branch pipe I;
a branch pipe J is arranged on a pipeline between the valve R1(32) and the water pump G (54), the other end of the branch pipe J is connected with the water collector (14), and a valve R (35) is arranged on the branch pipe J;
the heat source water outlet of the plate heat exchanger C (16) is connected with the water inlet of the evaporator (19) through a pipeline, and a valve W2(36) and a water pump F (55) are arranged on the pipeline;
the heat source water inlet of the plate heat exchanger C (16) is connected with the water outlet of the evaporator (19) through a pipeline, and a valve Q2(37) is arranged on the pipeline;
a branch pipe K is arranged on a pipeline between the water collector (14) and the valve W (31), the other end of the branch pipe K is connected to a pipeline between the valve V (28) and the water pump F (55), and a valve W1(38) is arranged on the branch pipe K;
a branch pipe L is arranged between a heat source water inlet of the plate heat exchanger C (16) and a water outlet of the evaporator (19) through a pipeline, the other end of the branch pipe L is connected to the pipeline between the water separator (15) and the valve Q (30), and the valve Q1(39) is arranged on the branch pipe L.
2. The multifunctional air conditioning system for direct cooling, refrigeration, cold accumulation and heating of river water according to claim 1, characterized in that: the water inlet pipe is provided with a filter (61).
3. The multifunctional air conditioning system for direct cooling, refrigeration, cold accumulation and heating of river water according to claim 1, characterized in that: a water taking pool (62) is arranged on the water inlet pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920914765.4U CN210569360U (en) | 2019-06-18 | 2019-06-18 | Multifunctional air conditioning system for direct cooling, refrigeration, cold accumulation and heating of river water |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920914765.4U CN210569360U (en) | 2019-06-18 | 2019-06-18 | Multifunctional air conditioning system for direct cooling, refrigeration, cold accumulation and heating of river water |
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| Publication Number | Publication Date |
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| CN210569360U true CN210569360U (en) | 2020-05-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920914765.4U Active CN210569360U (en) | 2019-06-18 | 2019-06-18 | Multifunctional air conditioning system for direct cooling, refrigeration, cold accumulation and heating of river water |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220328A (en) * | 2019-06-18 | 2019-09-10 | 福建省建筑设计研究院有限公司 | River is direct-cooled, refrigeration, cold-storage, heating multifuctional air conditioning system |
-
2019
- 2019-06-18 CN CN201920914765.4U patent/CN210569360U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110220328A (en) * | 2019-06-18 | 2019-09-10 | 福建省建筑设计研究院有限公司 | River is direct-cooled, refrigeration, cold-storage, heating multifuctional air conditioning system |
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