CN108731349A - refrigeration station - Google Patents
refrigeration station Download PDFInfo
- Publication number
- CN108731349A CN108731349A CN201710274291.7A CN201710274291A CN108731349A CN 108731349 A CN108731349 A CN 108731349A CN 201710274291 A CN201710274291 A CN 201710274291A CN 108731349 A CN108731349 A CN 108731349A
- Authority
- CN
- China
- Prior art keywords
- water
- refrigeration
- cooling
- technique
- water system
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D13/00—Stationary devices, e.g. cold-rooms
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/02—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D29/00—Arrangement or mounting of control or safety devices
- F25D29/005—Mounting of control devices
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a kind of refrigeration stations, are mainly made of coolant refrigeration system, chilled water system, cooling water system, technique water system and station control system；Coolant refrigeration system is arranged between chilled water system and cooling water system；It is provided with high and low temperature water pot group between chilled water system and technique water system, is connected using communicating pipe between the water pot two-by-two of high-low-temperature tank battery, temperature transmitter is set in cryogenic tank, detects the technique coolant-temperature gage in cryogenic tank；Coolant refrigeration system, chilled water system, cooling water system, technique water system are all by station control system integration control.The refrigeration station meets the chilled water supply of the production technologies such as beer, milk, beverage, and energy-saving effect is notable.
Description
Technical field：
The present invention relates to refrigeration station systems technology fields, are produced more particularly, to for food industry such as beer, milk, beverages
Factory provides the refrigeration station of refrigerating process water.
Background technology：
Currently, in the food industry such as beer, milk, beverage production, the cold of refrigerating process water is provided for its process procedure
Freeze station, classifies according to refrigerant, ammoniacal liquor can be divided into as the ammonia system refrigeration station and freon of refrigerant as refrigerant
Fluorine system system refrigeration station.Now with fluorine system system refrigeration station for, the country is newly-built and the beer project of enlarging, in upper scale, improve grade,
But refrigeration station does not form scale, systematization, more disperses, for upper scale, the large-scale brewery to improve grade, monomer production
Ability can reach 1,000,000~2,000,000 tons, and the amount of required refrigerating process water is big, and current refrigeration station can't be disposably straight
Fill the demand of sufficient refrigerating process water.In cost of investment, cooling tower number is more, and coolant refrigeration system number of units is more, causes to set
Standby space is big, and pipeline arrangement is complicated and consumptive material is more.In terms of refrigeration system, coolant refrigeration system is evaporated using shell-tube type
The heat transfer effect of the devices such as device, shell and tube condenser, heating power expansion valve, shell and tube evaporator is not high, the control of heating power expansion valve
Inaccurately, cause the refrigerating efficiency of entire coolant refrigeration system not high.In terms of equipment operation, the motor of equipment is transported using power frequency
Turn, such as water pump, blower fan of cooling tower motor, it may appear that the phenomenon that frequent start-stop.
Invention content：
For the industrial development for the beverage industries such as modern beer that follow up, the requirement of institute of all promising policy factory chilling requirement, together
When consider overall cost, maintain easily repair and energy saving etc. requirement, the present invention provides a kind of refrigeration station.
The technical solution of invention is as follows：
Refrigeration station is mainly by coolant refrigeration system, chilled water system, cooling water system, technique water system and station control system group
At.
Coolant refrigeration system is arranged between chilled water system and cooling water system.
High and low temperature water pot group, the water two-by-two of high and low temperature water pot group are provided between chilled water system and technique water system
It is connected using communicating pipe between tank, temperature transmitter is set in cryogenic tank, detect the technique coolant-temperature gage in cryogenic tank.
Coolant refrigeration system, chilled water system, cooling water system, technique water system are all by station control system integration control.
Coolant refrigeration system include compressor, condenser, horizontal plate change evaporator, electric expansion valve, secondary oil separator,
Angle valve, device for drying and filtering, liquid-sighting glass, coolant refrigeration system use R134a or R407C, R404A as refrigerant, and refrigerating medium is
Water, using glycerine as antifreezing agent.
For the energy adjustment mode that the compressor uses for stepless, it is 380V or 3000V that voltage, which may be used, in compressor
The high voltage supply of~10000V.
It is a kind of New Evaporator of freon refrigeration system, the stream formed between plate that the horizontal plate, which changes evaporator,
Road, cold side walk freon refrigerant, and hot side walks glycerin solution, so that freon is evaporated in horizontal plate changes water-soluble to glycerine
Liquid cooling down.
Cooling water system includes disjunctor cooling tower, cooling water pump, cooling water pipeline and corresponding instrument valve accessory, cold
But water system uses a disjunctor cooling tower, cooling water pump to be arranged on the outlet pipeline of disjunctor cooling tower.
The draught fan group being made of multiple wind turbines on the disjunctor cooling tower, blower motor use frequency control；For even
The water charging system of body cooling tower is mainly made of pressure sensor, solenoid valve and PLC controller, and solenoid valve is mounted on water supply pipe
On the road, the pressure of pressure sensor detection disjunctor cooling tower water water in basin, delivers a signal to PLC controller, such as detects pressure value
When equal to setting supplementing water pressure value, PLC controller controls the solenoid valve on water supply pipe and opens, and carries out moisturizing, when detection pressure value
When stopping the pressure value of moisturizing equal to setting, PLC controllers control solenoid valve and close, and stop moisturizing.
Chilled water system includes chilled water pump, high and low temperature tank battery, chilled water pipeline and corresponding instrument valve accessory,
Chilled water pump is arranged on the outlet pipeline of high-temperature tank, and high and low temperature tank battery and chilled water pipeline are both needed to do isothermal holding.
The high and low temperature tank battery, is made of high-temperature tank and cryogenic tank, number mainly according to institute of factory chilling requirement size come
It determines, when institute's chilling requirement is small, a high-temperature tank and a cryogenic tank can be respectively set in technique water flow hour；When required cold
Amount is big, and when technique water flow is big, multiple high-temperature tanks and cryogenic tank can be respectively set, can be appropriately arranged with according to cold size
The number of high and low temperature tank.
Technique water system includes technique water pump, technique water lines and corresponding instrument valve accessory.Process water pumping takes
To each production cold spot, the process water after exchanging heat returns in high-temperature tank process water in cryogenic tank.
Control system of standing includes center switch board, PLC controller, frequency converter, cable, upper unit configuration software and corresponding
Electric control element.
The chilled water pump, cooling water pump, technique water pump are all made of frequency control its motor speed.
The disjunctor blower fan of cooling tower also uses its motor speed of frequency control.
Instrument on the pipeline, wherein replacing previous metal type thermometer using temperature transmitter and pressure sensor
And pressure gauge.
In chilled water system, the center switch board in control system of standing detects process water in cryogenic tank by temperature transmitter
Temperature (by taking required technique coolant-temperature gage is -6 DEG C as an example) is foundation, to control the unlatching number of units and compression function of coolant refrigeration system
Amount is adjusted.When temperature transmitters sense is increased to a certain temperature to water temperature by -6 DEG C in cryogenic tank, temperature transmitter transmits letter
Number center switch board, center switch board is given to get signal instruction, opens First coolant refrigeration system, if the temperature of water also after
Height of continuing rising, when being raised to another temperature spot, center switch board is sending out signal instruction, opens second coolant refrigeration system, according to
Secondary load, each all to be run with cold spot when big with cold, then the coolant refrigeration system configured is all turned on operation,
Cool down to the process water in high-temperature tank；With the continuity of cooling time, temperature is begun to decline, when being reduced to a certain setting
When temperature value, the coolant refrigeration system finally started is out of service, reciprocal when temperature is re-lowered to another set temperature value
The coolant refrigeration system of second startup is out of service, so analogizes, successively off-load, when the technique coolant-temperature gage in cryogenic tank reaches
When to -6 DEG C, all coolant refrigeration systems are out of service.Technique coolant-temperature gage in cryogenic tank rises again, repeats above-mentioned refrigeration control
Flow processed, the temperature of process water just remains on -6 DEG C of this dynamic equilibrium points in such cryogenic tank, to ensure that -
The technique productions demand of 6 DEG C of process waters.
For cooling water system, the cooling water after disjunctor cooling tower cools, by variable frequency pump group, at this moment, when
When cooling water flow needed for coolant refrigeration system is smaller, such as only a coolant refrigeration system opens operation, then in water pump group only
The water pump that small flow need to be opened adjusts cooling water flow, makes cooling water system constant pressure by Frequency Converter Control pump motor rotating speed
Surely in the pressure value of setting, realizes constant pressure frequency conversion conveying, enter and carry out heat exchange in the condenser of coolant refrigeration system, out
Postcooling coolant-temperature gage increases, and enters back into disjunctor cooling tower and carries out cooling down, for disjunctor blower fan of cooling tower, rotation speed of fan with
The heat exhaust of cooling water is corresponding, and since required cooling water flow is smaller, heat exhaust is small, passes through frequency converter frequency control wind turbine
Motor speed, make all motor speeds with a slow rotation, to meet the cooling to high-temperature cooling water, lead to again after cooling
It crosses variable frequency pump to enter in coolant refrigeration system, to form a cooling water recirculation system.Similarly, when coolant refrigeration system
Required water flow becomes larger, and the number of units as coolant refrigeration system opens operation increases, at this moment, according to the size feelings of cooling water flow
Condition controls water pump by control system of standing and opens number of units and frequency control pump motor rotating speed, adjusts cooling water flow, make cooling water
System constant-pressure stable is in the pressure value of setting.When the flow needed for the coolant refrigeration system reaches maximum, as coolant refrigeration system is complete
Operation is opened in portion, then water pump opens work, accomplishes that constant pressure frequency conversion conveys.Meanwhile the wind turbine of disjunctor cooling tower is also corresponding
According to the uninterrupted of cooling water and heat exhaust size, blower motor rotating speed is increased by frequency control, meets cooling water
Cooling demand.
For technique water system, process water pumping takes the process water in cryogenic tank, by technique water lines, is transported to each
With cold spot, at this moment, when required technique water flow is small, i.e. the required cold spot of production is few, then passes through PLC in standing control system and control
Device, opens small flow water pump, and frequency control technique pump motor rotating speed makes process water constant-pressure stable in setup pressure value, conveying
Cold spot is used to each.Similarly, when required technique water flow increases, then PLC controller control open corresponding flow water pump and
Number of units, and the rotating speed of frequency control pump motor make technique water system constant-pressure stable in setup pressure value, needed for satisfaction cold spot
The flow of process water.
The advantageous effect that the present invention is brought is：
1, energy saving.The refrigeration station coolant refrigeration system is changed using horizontal plate as evaporator, and heat transfer effect significantly improves,
To may make evaporating temperature to improve, refrigerating efficiency also accordingly improves.Meanwhile for chilled water system, cooling water system, technique
Water system can prevent pump motor, disjunctor blower fan of cooling tower motor because of frequent start-stop, and electric motor starting all using frequency control
When electric current can be very big, motor is damaged.Compressor may be used the high pressure that voltage is 380V or 3000V~10000V and supply
Electricity meets the requirement of some extensive brewery's colds.
2, safety.The refrigeration station coolant refrigeration system uses R134a or R407C, and R404A is as refrigerant, the refrigerant
Belong to first kind safety and environmental protection refrigerant, refrigeration station can be built near workshop, that is, shortens conveyance conduit, and solve
It has determined safety problem；Chilled water uses glycerine as antifreezing agent, will not be polluted to food.
3, automatic control.The refrigeration station station control system is automation control, it can be achieved that left unguarded, reduces operation
Cost and management cost；Ensure the constant temperature and pressure conveying of technique water system, it is ensured that produce and use easy to adjust.
4, overall cost is low.The refrigeration station uses high and low temperature tank battery, can be in night electricity consumption when making low temperature process water
Coolant refrigeration system is opened when low ebb, the low temperature process water produced is stored in low temperature water pot, to shift power load, is saved
Use cost；Coolant refrigeration system uses modularization unit, cooling water system cooling tower to use disjunctor cooling tower, their structures tight
It gathers, beautiful, floor space is small, and coolant refrigeration internal system integrated refrigerating cycle and disjunctor cooling tower pipeline arrangement are succinct so that
Refrigeration station is more succinct, reduces the floor space of refrigeration station, investment reduction cost；Refrigeration station system pipeline is succinct, and valve member is few,
Be not easy to reveal, neat and tidy in computer room, unit few easy workout part, be not necessarily to overhaul, only need daily maintenance and maintenance, save repair at
This.
Description of the drawings：
Fig. 1 is refrigeration station system flow chart
In figure, 1, coolant refrigeration system, 2, chilled water pump, 3, high-temperature tank, 4, cryogenic tank, 5, technique water pump, 6, production line,
7, cooling water pump, 8, disjunctor cooling tower, 9, temperature transmitter, 10, pressure sensor, 11, center switch board.
Specific implementation mode：
Refrigeration station includes coolant refrigeration system (1), chilled water pump (2) and chilled water pipeline, high-temperature tank (3), cryogenic tank (4)
The chilled water system of composition；The cooling water system of cooling water pump (7) and cooling water pipeline, disjunctor cooling tower (8) composition；Technique
The technique water system formed in water pump (5) and technique water lines, process water return water to high-temperature tank (3)；Center switch board (11) becomes
The station control system of frequency device, PLC controller composition；They collectively constitute a refrigeration station.
In chilled water system, the center switch board (11) in control system of standing detects cryogenic tank (4) by temperature transmitter (9)
The temperature (by taking required technique coolant-temperature gage is -6 DEG C as an example) of middle process water is foundation, to control the unlatching of coolant refrigeration system (1)
Number of units and compressor energy adjustment.When temperature transmitter (9) detects that water temperature is increased to a certain temperature by -6 DEG C in cryogenic tank (4)
When spending, temperature transmitter (9) delivers a signal to center switch board (11), and center switch board (11) gets signal instruction, opens the
One coolant refrigeration system (1), if the temperature of water also continues to increase, when being raised to another temperature spot, center switch board (11)
Signal instruction is being sent out, second coolant refrigeration system (1) is being opened, loads successively, when big with cold, each cold spot whole
It is running, then the coolant refrigeration system (1) configured is all turned on operation, cools down to the process water in high-temperature tank (3)；With
The continuity of cooling time, temperature is begun to decline, when being reduced to the temperature value of a certain setting, the coolant refrigeration system that finally starts
System (1) is out of service, when temperature is re-lowered to another set temperature value, the coolant refrigeration system of second from the bottom startup
(1) out of service, so analogize, successively off-load, when the technique coolant-temperature gage in cryogenic tank (4) reaches -6 DEG C, all refrigerant systems
Cooling system (1) is out of service.Technique coolant-temperature gage in cryogenic tank (4) rises again, repeats above-mentioned refrigeration control flow, low in this way
The temperature of process water just remains on -6 DEG C of this dynamic equilibrium points in warm tank (4), to ensure that -6 DEG C of process waters
Technique productions demand.
For cooling water system, the cooling water after disjunctor cooling tower (8) cools, by cooling water pump (7), this
When, when the cooling water flow needed for the coolant refrigeration system (1) is smaller, such as only a coolant refrigeration system (1) opens operation, then
The water pump that small flow need to be only opened in cooling water pump (7) is adjusted cold by the motor speed of Frequency Converter Control cooling water pump (7)
But water flow makes cooling water system constant pressure surely in the pressure value of setting, realize constant pressure frequency conversion conveying, enter coolant refrigeration system
(1) heat exchange is carried out in condenser, out postcooling coolant-temperature gage increases, and enters back into disjunctor cooling tower (8) and carries out cooling down,
For disjunctor cooling tower (8) wind turbine, rotation speed of fan is corresponding with the heat exhaust of cooling water, since required flow is smaller, row
Heat is small, by the motor speed of frequency converter frequency control wind turbine, makes all motor speeds with a slow rotation, to meet pair
The cooling of high-temperature cooling water is entered by variable frequency pump in coolant refrigeration system (1) again after cooling, to form one
Cooling water recirculation system.Similarly, the water flow needed for the refrigeration unit (1) becomes larger, as coolant refrigeration system (1) opens the platform of operation
Number increases, and at this moment, according to the size cases of cooling water flow, controls cooling water pump (7) by control system of standing and opens number of units and change
Frequency control pump motor rotating speed, adjusts cooling water flow, makes cooling water system constant-pressure stable in the pressure value of setting, realizes constant pressure
Frequency conversion conveys.Meanwhile the wind turbine of disjunctor cooling tower (8) is also corresponding according to cooling water flow size and heat exhaust size, leads to
Frequency control is crossed to increase blower motor rotating speed, meets the cooling demand of cooling water.
For technique water system, technique water pump (5) extracts the process water in cryogenic tank (4), passes through technique water lines, conveying
Cold spot is used to each, at this moment, when required technique water flow is small, i.e. the required cold spot of production is few, then passes through center switch board
(11) PLC controller in, opens small flow water pump, frequency control technique pump motor rotating speed, make process water constant-pressure stable in
Setup pressure value is transported to and each uses cold spot.Similarly, when the required main increase of technique water flow, then in center switch board (11)
The water pump and number of units of corresponding flow, and the rotating speed of frequency control pump motor are opened in PLC controller control, make technique water system
Constant-pressure stable is in setup pressure value, the flow of process water needed for satisfaction cold spot.
The foregoing is only a preferred embodiment of the present invention, but scope of protection of the present invention is not limited thereto,
It is any to be familiar with those skilled in the art within the technical scope of present disclosure, according to the technique and scheme of the present invention and its
Inventive concept is subject to equivalent substitution or change, should be covered by the protection scope of the present invention.
Claims (11)
1. refrigeration station is made of coolant refrigeration system, chilled water system, cooling water system, technique water system and station control system,
It is characterized in：Coolant refrigeration system is arranged between chilled water system and cooling water system；In chilled water system and technique water system
Between be provided with high and low temperature water pot group, connected using communicating pipe between the water pot two-by-two of high and low temperature water pot group, in cryogenic tank
Temperature transmitter is set, the temperature of process water in cryogenic tank is detected；Coolant refrigeration system, chilled water system, cooling water system, work
Skill water system is all by station control system integration control.
2. refrigeration station according to claim 1, it is characterized in that：Coolant refrigeration system includes compressor, condenser, horizontal plate
Evaporator, electric expansion valve, secondary oil separator, angle valve, device for drying and filtering, liquid-sighting glass are changed, coolant refrigeration system uses R134a
Or R407C, R404A, as refrigerant, refrigerating medium is water, using glycerine as antifreezing agent.
3. according to the refrigeration station required described in 2, it is characterized in that：The energy adjustment mode that the compressor uses is stepless, pressure
The high voltage supply that voltage is 380V or 3000V~10000V may be used in contracting machine.
4. refrigeration station according to claim 2, it is characterized in that：It is a kind of freon refrigeration system that the horizontal plate, which changes evaporator,
The New Evaporator of system, the runner formed between plate, cold side walk freon refrigerant, and hot side walks glycerin solution, makes fluorine
It is evaporated to glycerin solution cooling down in horizontal plate changes Leon.
5. refrigeration station according to claim 1, it is characterized in that：Cooling water system includes disjunctor cooling tower, cooling water pump, cold
But water lines and corresponding instrument valve accessory, cooling water system use a disjunctor cooling tower, and cooling water pump setting is even
On the outlet pipeline of body cooling tower.
6. refrigeration station according to claim 5, it is characterized in that：The wind turbine being made of multiple wind turbines on the disjunctor cooling tower
Group, blower motor use frequency control；For the water charging system of disjunctor cooling tower, mainly by pressure sensor, solenoid valve and
PLC controller forms, and solenoid valve is mounted on water pipe, and pressure sensor detects the pressure of disjunctor cooling tower water water in basin,
PLC controller is delivered a signal to, when such as detecting pressure value equal to setting supplementing water pressure value, PLC controller controls on water supply pipe
Solenoid valve is opened, and moisturizing is carried out；When detecting pressure value equal to setting stopping supplementing water pressure value, PLC controller controls solenoid valve
It closes, stops moisturizing.
7. refrigeration station according to claim 1, it is characterized in that：Chilled water system includes chilled water pump, high and low temperature tank battery,
Chilled water pipeline and corresponding instrument valve accessory, chilled water pump are arranged on the outlet pipeline of high-temperature tank, high and low temperature tank
Group and chilled water pipeline are both needed to do isothermal holding.
8. refrigeration station according to claim 7, it is characterized in that：The high and low temperature tank battery, by high-temperature tank and cryogenic tank group
At number is mainly determined according to institute of factory chilling requirement size, when institute's chilling requirement is small, technique water flow hour, can be distinguished
One high-temperature tank and a cryogenic tank are set；When institute's chilling requirement is big, when technique water flow is big, multiple high-temperature tanks can be respectively set
And cryogenic tank, the number of setting high and low temperature tank can be properly increased according to cold size.
9. refrigeration station according to claim 1, it is characterized in that：Technique water system includes technique water system, technique water lines
With corresponding instrument valve accessory, process water pumping takes the process water in cryogenic tank to each production cold spot, after heat exchange
Process water return in high-temperature tank.
10. refrigeration station according to claim 1, it is characterized in that：Control system of standing includes center switch board, PLC controller, change
Frequency device, cable, host computer configuration software and corresponding electric control element.
11. refrigeration station according to claim 1, it is characterized in that：The chilled water pump, cooling water pump, technique water pump are adopted
With its motor speed of frequency control；The disjunctor blower fan of cooling tower also uses its motor speed of frequency control；On the pipeline
Instrument, wherein replacing previous metal type thermometer and pressure gauge using temperature transmitter and pressure sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710274291.7A CN108731349A (en) | 2017-04-25 | 2017-04-25 | refrigeration station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710274291.7A CN108731349A (en) | 2017-04-25 | 2017-04-25 | refrigeration station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108731349A true CN108731349A (en) | 2018-11-02 |
Family
ID=63934192
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710274291.7A Pending CN108731349A (en) | 2017-04-25 | 2017-04-25 | refrigeration station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108731349A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112460898A (en) * | 2020-11-10 | 2021-03-09 | 云南道精制冷科技有限责任公司 | Industrial double-effect power station construction method |
| CN112762649A (en) * | 2019-11-06 | 2021-05-07 | 株洲中车时代电气股份有限公司 | Cooling device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH102652A (en) * | 1996-06-14 | 1998-01-06 | Orion Mach Co Ltd | Cooling device provided with water tank |
| CN203216330U (en) * | 2013-03-01 | 2013-09-25 | 无锡市科巨机械制造有限公司 | Connected closed type cooling tower |
| CN203501589U (en) * | 2013-09-03 | 2014-03-26 | 云南道精制冷科技有限责任公司 | Novel energy storage type constant-temperature and constant-pressure system device for refrigeration station |
| CN205191988U (en) * | 2015-10-08 | 2016-04-27 | 云南道精制冷科技有限责任公司 | Horizontal board trades evaporimeter |
| CN205641623U (en) * | 2016-03-21 | 2016-10-12 | 云南道精制冷科技有限责任公司 | A big difference in temperature cooling system of duplex condition for beer, milk, beverage |
-
2017
- 2017-04-25 CN CN201710274291.7A patent/CN108731349A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH102652A (en) * | 1996-06-14 | 1998-01-06 | Orion Mach Co Ltd | Cooling device provided with water tank |
| CN203216330U (en) * | 2013-03-01 | 2013-09-25 | 无锡市科巨机械制造有限公司 | Connected closed type cooling tower |
| CN203501589U (en) * | 2013-09-03 | 2014-03-26 | 云南道精制冷科技有限责任公司 | Novel energy storage type constant-temperature and constant-pressure system device for refrigeration station |
| CN205191988U (en) * | 2015-10-08 | 2016-04-27 | 云南道精制冷科技有限责任公司 | Horizontal board trades evaporimeter |
| CN205641623U (en) * | 2016-03-21 | 2016-10-12 | 云南道精制冷科技有限责任公司 | A big difference in temperature cooling system of duplex condition for beer, milk, beverage |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112762649A (en) * | 2019-11-06 | 2021-05-07 | 株洲中车时代电气股份有限公司 | Cooling device |
| CN112460898A (en) * | 2020-11-10 | 2021-03-09 | 云南道精制冷科技有限责任公司 | Industrial double-effect power station construction method |
| WO2022100418A1 (en) * | 2020-11-10 | 2022-05-19 | 云南道精制冷科技有限责任公司 | Industrial dual-effect power station architecture method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107014016B (en) | Fluorine pump natural cooling evaporation type condensation water chiller and control method thereof | |
| CN107014014B (en) | Heat pipe natural cooling evaporation type condensation water chiller and control method thereof | |
| CN111263562B (en) | Diversified integrated cooling system of data center and control method | |
| CN108731349A (en) | refrigeration station | |
| CN202835950U (en) | Air source heat pump water chilling unit provided with all-season refrigeration function | |
| CN102777351B (en) | Waste heat recycling device and recycling method of oil-free compressor | |
| CN108800632B (en) | Prepare ice water station of 2 ℃ ice water | |
| CN101191680A (en) | Double stage all heat reclamation water-cooling screw rod water chilling unit | |
| CN209116477U (en) | High energy-saving refrigeration/heating circulating water path system | |
| CN203826758U (en) | A large power laser double-temperature double-control cooling-water machine | |
| CN202709388U (en) | Central air-conditioning energy-saving device controlled by sensor | |
| CN205505306U (en) | Central air conditioning pump variable frequency energy -saving control system and central air conditioning | |
| CN207179931U (en) | A kind of HVAC energy consumption control system based on state recognition | |
| CN110459818A (en) | A kind of Vehicular battery temprature control method | |
| CN206771849U (en) | A kind of efficient, accumulation of energy refrigeration station | |
| CN211605175U (en) | Chilled water system for battery workshop | |
| CN203046822U (en) | Air conditioning cycle refrigeration device for liquefied natural gas (LNG) car | |
| CN209263233U (en) | A kind of factory's energy-saving water cycle heat exchange device | |
| CN203046823U (en) | Liquefied natural gas (LNG) vehicle air conditioner refrigerating system | |
| CN103072447B (en) | Air conditioner circulating refrigeration device for LNG (Liquefied Natural Gas) vehicle | |
| CN207881271U (en) | A kind of intelligent constant-temperature machine | |
| CN206929904U (en) | A kind of air-conditioning freezes linked system | |
| CN206648225U (en) | A kind of cooling-water machine of separate modular | |
| CN219274447U (en) | Automatic temperature control system for casting circulating water | |
| CN219039043U (en) | New energy high-viscosity gearbox oil testing high-low temperature all-in-one machine |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181102 |
|
| WD01 | Invention patent application deemed withdrawn after publication |