CN218381635U - Energy-saving new forms of energy battery package high low temperature test system - Google Patents
Energy-saving new forms of energy battery package high low temperature test system Download PDFInfo
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- CN218381635U CN218381635U CN202221786340.8U CN202221786340U CN218381635U CN 218381635 U CN218381635 U CN 218381635U CN 202221786340 U CN202221786340 U CN 202221786340U CN 218381635 U CN218381635 U CN 218381635U
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Abstract
The utility model discloses an energy-saving new energy battery pack high and low temperature test system, which comprises a condensation refrigeration system, a heat exchange refrigeration system and a plate heat exchanger; the heat exchange refrigeration system comprises a circulating water tank and a water-cooling heat exchanger, wherein the circulating water tank is provided with two water outlets, one water outlet of the circulating water tank is connected with a water pump, and the other water outlet of the circulating water tank is connected with a variable frequency water pump; the water outlet of the water pump is divided into two paths, one water outlet of the water pump is connected with the water inlet of the electric proportional valve, the water outlet of the electric proportional valve is connected with the plate heat exchanger, the hot side outlet of the plate heat exchanger is connected with the inlet of the circulating water tank, the other outlet of the water pump is connected with the inlet of the electric valve, the outlet of the electric valve is connected with the water-cooling heat exchanger, and the outlet of the water-cooling heat exchanger is connected with the inlet of the circulating water tank; the outlet of the variable-frequency water pump is connected with a client, and the outlet of the client is connected with a circulating water tank; the utility model discloses can solve the great problem of power consumption of the well low temperature test unit ubiquitous of prior art.
Description
Technical Field
The utility model relates to a high low temperature test unit equipment field specifically is a high low temperature test system of energy-saving new forms of energy battery package.
Background
At present, many industries (such as lithium batteries, new energy, chemical industry, medicine and the like) need high and low temperature test equipment to simulate different temperatures. The high-low temperature testing unit in the current market generally has the problem of large power consumption, particularly a large-cooling-capacity testing machine, wherein the power consumption of a compressor accounts for the maximum proportion of the power consumption of the whole equipment. Therefore, in consideration of reducing power consumption while satisfying the temperature demand of the user, it is required to shorten the operation time of the compressor.
Disclosure of Invention
The utility model aims at providing an energy-saving new forms of energy battery package high low temperature test system to solve the great problem of power consumption of the ubiquitous of prior art well low temperature test unit.
In order to realize the purpose, the technical scheme of the utility model is that:
an energy-saving new energy battery pack high and low temperature test system comprises a condensation refrigeration system, a heat exchange refrigeration system and a plate heat exchanger;
the heat exchange refrigeration system comprises a circulating water tank and a water-cooling heat exchanger, wherein the circulating water tank is provided with two water outlets, one water outlet of the circulating water tank is connected with a water pump, and the other water outlet of the circulating water tank is connected with a variable-frequency water pump; the water outlet of the water pump is divided into two paths, one water outlet of the water pump is connected with the water inlet of the electric proportional valve, the water outlet of the electric proportional valve is connected with the plate heat exchanger, the outlet of the hot side of the plate heat exchanger is connected with the inlet of the circulating water tank, the other outlet of the water pump is connected with the inlet of the electric valve, the outlet of the electric valve is connected with the inlet of the water-cooling heat exchanger, and the outlet of the water-cooling heat exchanger is connected with the inlet of the circulating water tank;
and the outlet of the client is connected with the circulating water tank.
Furthermore, a flow sensor, a first pressure sensor and a first stop valve are sequentially connected to a pipeline between the variable-frequency water pump and the client.
Furthermore, a second stop valve, a first temperature sensor and a second pressure sensor are sequentially connected to a pipeline between the client and the circulating water tank.
Furthermore, an electric heater and a second temperature sensor are fixedly connected in the circulating water tank.
Further, condensation refrigerating system includes cryogenic compressor, oil separator, condenser, reservoir, vapour and liquid separator, the oil separator is connected to cryogenic compressor's gas outlet, the export of oil separator divides two the tunnel, the export of one of them way of oil separator connects gradually first solenoid valve, plate heat exchanger's cold side import, another way export of oil separator connects gradually behind condenser, the reservoir on being connected to plate heat exchanger's the cold side import, plate heat exchanger's cold side export and vapour and liquid separator's access connection, vapour and liquid separator's exit linkage cryogenic compressor's induction port.
Furthermore, a pipeline between the liquid storage device and a cold side inlet of the plate heat exchanger is sequentially connected with a dry filter, a second electromagnetic valve and a thermal expansion valve.
Compared with the prior art, the utility model has the advantages and positive effect be:
the utility model provides a constant cold source for the whole equipment by two sets of refrigeration modes, comprising a condensation refrigeration system and a compression refrigeration system consisting of a refrigeration compressor, a plate evaporator, a water-cooled condenser and corresponding accessories; and the heat exchange refrigerating system is sleeved with the water cooling heat exchanger and the corresponding auxiliary parts, and provides a cold source for the system when the temperature is lower than a certain threshold value. The device controller monitors the temperature of the circulating water tank in real time through the second temperature sensor, compares the temperature with the target temperature required by a customer, controls the compressor unit to adopt a mode of combining three loops of refrigeration cycle, thermal bypass and spray cooling, switches the electromagnetic valve, achieves the aim of temperature control, reduces the working time of the low-temperature compressor through the heat exchange refrigeration system, and reduces the overall energy consumption of the device.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a system structure diagram of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in the figure 1 of the drawings,
an energy-saving new energy battery pack high-low temperature test system comprises a condensation refrigeration system, a heat exchange refrigeration system and a plate heat exchanger 23;
the heat exchange refrigeration system comprises a circulating water tank 20 and a water-cooling heat exchanger 21, wherein the circulating water tank 20 is provided with two water outlets, one water outlet of the circulating water tank 20 is connected with a water pump 11, and the other water outlet of the circulating water tank 20 is connected with a variable frequency water pump 12; the water outlets of the water pump 11 are divided into two paths, one water outlet of the water pump 11 is connected with a water inlet of the electric proportional valve 9, a water outlet of the electric proportional valve 9 is connected with the plate heat exchanger 23, a hot side outlet of the plate heat exchanger 23 is connected with an inlet of the circulating water tank 20, the other outlet of the water pump 11 is connected with an inlet of the electric valve 22, an outlet of the electric valve 22 is connected with an inlet of the water cooling heat exchanger 23, and an outlet of the water cooling heat exchanger 23 is connected with an inlet of the circulating water tank 20;
the outlet of the variable frequency water pump 12 is connected with a client, and the outlet of the client is connected with a circulating water tank 20.
In this embodiment, a pipeline between the variable frequency water pump 12 and the client is sequentially connected with a flow sensor 13, a first pressure sensor 14 and a first stop valve 15.
In this embodiment, a second stop valve 16, a first temperature sensor 17, and a second pressure sensor 19 are sequentially connected to a pipeline between the client and the circulating water tank 20.
In this embodiment, an electric heater 10 and a second temperature sensor 18 are fixedly connected to the inside of the circulation water tank 20.
In this embodiment, the condensation refrigeration system includes a low-temperature compressor 1, an oil separator 2, a condenser, a 3 reservoir, and a gas-liquid separator 24, the oil separator 2 is connected to the gas outlet of the low-temperature compressor 1, the outlet of the oil separator 2 is divided into two ways, one way of the outlet of the oil separator 2 is connected to the first solenoid valve 7 and the cold side inlet of the plate heat exchanger 23 in sequence, the other way of the outlet of the oil separator 2 is connected to the cold side inlet of the plate heat exchanger 23 after being connected to the condenser 3 and the reservoir 4 in sequence, the cold side outlet of the plate heat exchanger 23 is connected to the inlet of the gas-liquid separator 24, and the outlet of the gas-liquid separator 24 is connected to the suction port of the low-temperature compressor 1.
In this embodiment, a pipeline between the reservoir 4 and the cold-side inlet of the plate heat exchanger 23 is sequentially connected with a dry filter 5, a second electromagnetic valve 6, and a thermal expansion valve 8.
The utility model discloses a concrete connection structure does:
an air outlet of a low-temperature compressor 1 is connected with an oil separator 2, an outlet of the oil separator 2 is divided into two paths, one path is connected with a first electromagnetic valve 7, the other path is connected with a condenser 3, the condenser 3 is connected with an inlet of a liquid storage device 4, an outlet of the liquid storage device 4 is connected with a drying filter 5, an outlet of the drying filter 5 is connected with a second electromagnetic valve 6, the second electromagnetic valve 6 is connected with a thermal expansion valve 8, the thermal expansion valve 8 is connected with an inlet at the cold side of a plate heat exchanger 23, an outlet at the cold side of the plate heat exchanger 23 is connected with a gas-liquid separator 24, and the gas-liquid separator 24 is connected with an air suction port of the low-temperature compressor 1. The circulating water tank 20 is provided with two water outlets, one water outlet is connected with the water pump 11, the outlet of the water pump 11 is divided into two paths, one path is connected with the electric proportional valve 9, the electric proportional valve 9 is connected with the inlet of the hot side of the plate heat exchanger 23, the outlet of the hot side of the plate heat exchanger 23 is connected with the circulating water tank 20, the other path is connected with the electric valve 22, the electric valve 22 is connected with the water cooling heat exchanger 21, and the water cooling heat exchanger 21 is connected with the circulating water tank 20. The other water outlet of the circulating water tank 20 is connected with a variable frequency water pump 12, the variable frequency water pump 12 is connected with a flow sensor 13, the flow sensor 13 is connected with a first pressure sensor 14, the first pressure sensor 14 is connected with a first stop valve 15, the first stop valve 15 is connected with a client, the client is connected with a second stop valve 16, the second stop valve 16 is connected with a first temperature sensor 17, the first temperature sensor 17 is connected with a second pressure sensor 19, the second pressure sensor 19 is connected with the circulating water tank 20, and the circulating water tank 20 is connected with an electric heater 10 and a second temperature sensor 18.
The utility model discloses a concrete working method does:
when a user sets the temperature of the required refrigerating fluid through an upper computer or manually, the actual temperature of the water tank is judged through the second temperature sensor 18, when the actual temperature of the circulating water tank 20 is lower than 40 ℃, the electric valve 22 is closed, the electric proportional valve 9 is opened, and the compression refrigeration cycle consisting of the low-temperature compressor 1, the condenser 3, the heat expansion valve 8, the plate heat exchanger 23 and the corresponding electromagnetic valve provides a cold source for the system. The device controller monitors the temperature of the circulating water tank in real time through the second temperature sensor 18, compares the temperature with the target temperature required by a customer, and then controls the compressor unit to adopt a mode of combining three loops of refrigeration cycle, hot bypass and liquid spraying cooling, switches the electromagnetic valve and achieves the purpose of temperature control.
When the actual temperature of the circulating water tank is higher than 40 ℃, the electric proportional valve 9 is closed, the electric valve 22 is opened, and the water-cooling heat exchanger and the cooling water provide cold sources for the system. The device controller monitors the temperature of the circulating water tank in real time through the second temperature sensor 18, compares the temperature with the target temperature required by a customer, and controls the refrigerating capacity of the opening adjusting system of the electric proportional valve 9, so that the temperature control is realized.
Based on the embodiments of the present invention, any modifications, equivalent replacements, improvements, etc. made by other embodiments obtained by a person of ordinary skill in the art without creative efforts shall be included in the protection scope of the present invention.
Claims (6)
1. The utility model provides an energy-saving new forms of energy battery package high low temperature test system which characterized in that: the system comprises a condensation refrigeration system, a heat exchange refrigeration system and a plate heat exchanger;
the heat exchange refrigeration system comprises a circulating water tank and a water-cooling heat exchanger, wherein the circulating water tank is provided with two water outlets, one water outlet of the circulating water tank is connected with a water pump, and the other water outlet of the circulating water tank is connected with a variable-frequency water pump; the water outlet of the water pump is divided into two paths, one water outlet of the water pump is connected with the water inlet of the electric proportional valve, the water outlet of the electric proportional valve is connected with the plate heat exchanger, the hot side outlet of the plate heat exchanger is connected with the inlet of the circulating water tank, the other outlet of the water pump is connected with the inlet of the electric valve, the outlet of the electric valve is connected with the inlet of the water-cooling heat exchanger, and the outlet of the water-cooling heat exchanger is connected with the inlet of the circulating water tank;
the outlet of the variable-frequency water pump is connected with the client, and the outlet of the client is connected with the circulating water tank.
2. The energy-saving new energy battery pack high and low temperature test system according to claim 1, characterized in that: and a flow sensor, a first pressure sensor and a first stop valve are sequentially connected to a pipeline between the variable-frequency water pump and the client.
3. The energy-saving new energy battery pack high and low temperature test system according to claim 1, characterized in that: and a second stop valve, a first temperature sensor and a second pressure sensor are sequentially connected to a pipeline between the client and the circulating water tank.
4. The energy-saving new energy battery pack high and low temperature test system according to claim 1, characterized in that: an electric heater and a second temperature sensor are fixedly connected in the circulating water tank.
5. The energy-saving new energy battery pack high and low temperature test system according to claim 1, characterized in that: the condensation refrigeration system comprises a low-temperature compressor, an oil separator, a condenser, a liquid accumulator and a gas-liquid separator, wherein the gas outlet of the low-temperature compressor is connected with the oil separator, the outlet of the oil separator is divided into two paths, one path of outlet of the oil separator is connected with the cold side inlet of the first electromagnetic valve and the plate type heat exchanger in sequence, the other path of outlet of the oil separator is connected to the cold side inlet of the plate type heat exchanger after being connected with the condenser and the liquid accumulator in sequence, the cold side outlet of the plate type heat exchanger is connected with the inlet of the gas-liquid separator, and the outlet of the gas-liquid separator is connected with the air suction port of the low-temperature compressor.
6. The energy-saving new energy battery pack high and low temperature test system according to claim 5, characterized in that: and a pipeline between the reservoir and a cold side inlet of the plate heat exchanger is sequentially connected with a dry filter, a second electromagnetic valve and a thermal expansion valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221786340.8U CN218381635U (en) | 2022-07-12 | 2022-07-12 | Energy-saving new forms of energy battery package high low temperature test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221786340.8U CN218381635U (en) | 2022-07-12 | 2022-07-12 | Energy-saving new forms of energy battery package high low temperature test system |
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| Publication Number | Publication Date |
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| CN218381635U true CN218381635U (en) | 2023-01-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202221786340.8U Active CN218381635U (en) | 2022-07-12 | 2022-07-12 | Energy-saving new forms of energy battery package high low temperature test system |
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| CN (1) | CN218381635U (en) |
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- 2022-07-12 CN CN202221786340.8U patent/CN218381635U/en active Active
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