CN206724551U - Intelligent control integrates cold station - Google Patents

Intelligent control integrates cold station Download PDF

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Publication number
CN206724551U
CN206724551U CN201720471597.7U CN201720471597U CN206724551U CN 206724551 U CN206724551 U CN 206724551U CN 201720471597 U CN201720471597 U CN 201720471597U CN 206724551 U CN206724551 U CN 206724551U
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water
cooling
chilled
chilled water
pump
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虞雪明
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Yimikang Lengyuan Energy Technology (shanghai) Co Ltd
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Yimikang Lengyuan Energy Technology (shanghai) Co Ltd
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Abstract

The utility model provides a kind of intelligent control and integrates cold station.Wherein intelligent control integrates cold station and included:Chilled water external interface, outside water cooling equipment is connected, being configured for should be with recovery chilled water;Handpiece Water Chilling Units, using the refrigerant in the cooling water cooling handpiece Water Chilling Units of cooling tower supply, and chilled water is freezed using the refrigerant in handpiece Water Chilling Units inner loop;Refrigerating water pump, chilled water pipeline is arranged at, is configured to control chilled water to circulate;Cooling pump, cooling water pipeline is arranged at, is configured to control cooling water circulation flowing;And microcrystal by-pass water treating device, partial freeze water and part cooling water are handled.Intelligent control of the present utility model integrates cold station and integrates each device height; quality, runnability and the self-protection function at overall cold station can be not only lifted, the ability of automatic desludging, decontamination and self water process of sterilization lifting chilled water and cooling water can also be passed through.

Description

Intelligent control integrates cold station
Technical field
Refrigerating field is the utility model is related to, cold station is integrated more particularly to a kind of intelligent control.
Background technology
With the increasing rapidly of computer network services amount, the increase of number of servers, the area and scale of computer room also exist Constantly expand, the energy consumption cost of data center also increases sharply., it is necessary to persistently to computer room during data center module is run Equipment is cooled, so that operation energy consumption is greatly lowered.Therefore, the sub-cooled needed for data center module air-conditioning how is persistently produced Medium --- chilled water, turn into the major issue faced at this stage.
Existing chilled water device for making is mostly the cold station of water cooling pattern, but current traditional cold station is generally difference The refrigeration system that the product facility of producer combines, some problems existing for this kind of refrigeration system:Run not between each equipment Can fully it match, inaccurate coordination, the control degree of association is low, thus causes high energy consumption, and installation and debugging are difficult, monitoring, management fiber crops Tired, fault alarm hysteresis, malfunction elimination is difficult, the shortcomings such as automaticity is low, it is impossible to adapts to energy-efficient modern with equipment Change the demand of management.
Utility model content
A purpose of the present utility model is to provide for a kind of highly integrated cold station.
The utility model one is further objective is that the energy consumption at cold station will be reduced.
Especially, the utility model provides a kind of intelligent control and integrates cold station.The intelligent control, which integrates cold station, to be included:It is cold Freeze water external interface, connect outside water cooling equipment, being configured for should be with recovery chilled water;Handpiece Water Chilling Units, pass through chilled water pipeline It is connected with chilled water external interface, by the cooling tower outside cooling water pipeline connection, to utilize the cooling water of cooling tower supply The refrigerant in handpiece Water Chilling Units is cooled down, and chilled water is freezed using the refrigerant in handpiece Water Chilling Units inner loop;Refrigerating water pump, if Chilled water pipeline is placed in, is configured to control chilled water to circulate;Cooling pump, cooling water pipeline is arranged at, is configured to control cold But water circulation flows;And microcrystal by-pass water treating device, it is arranged in parallel respectively with refrigerating water pump, cooling pump, with cold to part respectively Freeze water and part cooling water is handled.
Alternatively, the intelligent control integrates cold station and also included:Casing, for accommodate handpiece Water Chilling Units, refrigerating water pump, cooling pump with And microcrystal by-pass water treating device, chilled water external interface are arranged on casing.
Alternatively, the intelligent control integrates cold station and also included:Valve member, it includes multiple electrically operated valves, set respectively In chilled water pipeline and cooling water pipeline, to control the on off operating mode of chilled water pipeline and cooling water pipeline.
Alternatively, chilled water pipeline includes:Chilled water water supply line, connection handpiece Water Chilling Units and chilled water external interface, match somebody with somebody The chilled water being set to after supply refrigeration;And chilled water water return pipeline, chilled water external interface and refrigerating water pump are connected, is configured to back Receive and the outside chilled water Jing Guo heat exchange.
Alternatively, the intelligent control integrates cold station and also included:Chilled water temperature sensor, it is respectively arranged at chilled water water supply Pipeline and chilled water water return pipeline, with the temperature for detecting supply chilled water respectively and reclaiming chilled water;Flowmeter, it is respectively arranged at Chilled water pipeline and cooling water pipeline, to detect the flow of chilled water pipeline and cooling water pipeline respectively;Handpiece Water Chilling Units controller, It is connected respectively with chilled water temperature sensor, flowmeter, with the temperature according to supply chilled water, reclaims the temperature, cold of chilled water The flow for freezing waterpipe and cooling water pipeline determines the unlatching number of units of handpiece Water Chilling Units, and is determined according to the performance curve of handpiece Water Chilling Units The operating load of every cooling-water machine;And handpiece Water Chilling Units driver, it is connected respectively with handpiece Water Chilling Units controller, handpiece Water Chilling Units, with The unlatching number of units that driving handpiece Water Chilling Units are determined with handpiece Water Chilling Units controller starts, and the operation determined according to handpiece Water Chilling Units controller Load operation.
Alternatively, the intelligent control integrates cold station and also included:Chilled water differential pressure pickup, it is installed on chilled water water supply line Between chilled water water return pipeline, with the freezing differential water pressures of detection supply chilled water and recovery chilled water;Condensing water pressure drop senses Device, it is installed between the inlet pipeline of cooling tower and the outlet conduit of cooling tower, to detect import cooling water and outlet cooling water Condensing water pressure drop;Water pump controller, sensed respectively with handpiece Water Chilling Units controller, chilled water differential pressure pickup and Condensing water pressure drop Device is connected, and refrigerating water pump and cooling pump are determined with the operating load according to every cooling-water machine, freezing differential water pressures and Condensing water pressure drop Running frequency, operation number of units;And water pump driver, it is connected respectively with water pump controller, refrigerating water pump and cooling pump, with driving The running frequency and operation number of units that refrigerating water pump and cooling pump determine according to water pump controller start.
Alternatively, the intelligent control integrates cold station and also included:Pressure sensor, be respectively arranged at chilled water water supply line and Chilled water water return pipeline, to detect the pressure value of chilled water water supply line and chilled water water return pipeline respectively;It is automatically replenished level pressure Device, its feed water inlet are connected with chilled water water return pipeline respectively with water return outlet, are configured to be entered according to the pressure in chilled water system Row moisturizing and draining;Automatic water softening device, its water inlet are connected with external water source, its delivery port and automatic water supplement constant pressure arrangement It is connected;And exhaust dirt collection valve, chilled water pipeline is arranged at, through the flow velocity for the chilled water for exhaust dirt collection valve by reducing, Chilled water is brought into moisturizing and cyclic process or caused air accumulation is discharged after being vented at the top of the valve pocket of dirt collection valve.
Alternatively, the intelligent control integrates cold station and also included:Drain filter, be respectively arranged at refrigerating water pump inlet side and The inlet side of cooling pump, by the contamination filtrating in chilled water and cooling water and discharge.
Alternatively, the intelligent control integrates cold station and also included:Cooling-water temperature sensor, it is arranged at cooling tower and cooling pump Between cooling water pipeline, to detect the leaving water temperature of cooling water;Cooling tower controller, is connected with cooling-water temperature sensor, It is configured to determine the running status of cooling tower according to the leaving water temperature of cooling water;And cooling tower driver, respectively with cooling tower Controller connects with cooling tower, is run with the running status for driving cooling tower to be determined according to cooling tower controller.
Alternatively, the intelligent control integrates cold station and also included:Supervising device, it is respectively arranged at chilled water pipeline, cooling water At pipeline, refrigerating water pump, cooling pump and cooling tower, with monitor respectively chilled water pipeline, cooling water pipeline, refrigerating water pump, cooling pump with The running status of cooling tower, and in the feelings of chilled water pipeline, cooling water pipeline, refrigerating water pump, cooling pump and cooling tower operation irregularity Warning message corresponding to output under condition.
Intelligent control of the present utility model integrates cold station by handpiece Water Chilling Units, refrigerating water pump, cooling pump and crystallite side stream It is highly integrated to manage device, wherein the outside water cooling equipment of chilled water external interface connection, being configured for should be with recovery chilled water;Cooling-water machine Group is connected by chilled water pipeline with chilled water external interface, cold to utilize by the cooling tower outside cooling water pipeline connection But the refrigerant in the cooling water cooling handpiece Water Chilling Units of tower supply, and chilled water is entered using the refrigerant in handpiece Water Chilling Units inner loop Row refrigeration;Refrigerating water pump is arranged at chilled water pipeline, is configured to control chilled water to circulate;Cooling pump is arranged at cooling water pipe Road, it is configured to control cooling water circulation flowing;Microcrystal by-pass water treating device is arranged in parallel with refrigerating water pump, cooling pump respectively, with right Partial freeze water and part cooling water are handled, and can not only lift quality, runnability and self guarantor at overall cold station Protective function, the ability of automatic desludging, decontamination and self water process of sterilization lifting chilled water and cooling water can also be passed through.
Further, intelligent control of the present utility model integrates cold station, also have be used for accommodate handpiece Water Chilling Units, refrigerating water pump, The casing of the equipment such as cooling pump and microcrystal by-pass water treating device, and chilled water external interface is arranged on casing, according to collection Cheng Lengzhan sizes, may be produced that multiple modules separately transport, on-site consolidation, each compact arrangement of equipment in cold station can be caused, be easy to Transport, in addition, intelligent control, which integrates cold station, also includes temperature sensor, flowmeter, pressure sensor and differential pressure pickup etc. Part, using polytype sensor and framework sensor network, to the equipment and internal and external environment temperature in whole cold station The situations such as degree humidity are monitored in real time, and then provide corresponding intelligent optimizing control strategy, it is possible to achieve the efficient section at cold station It can run, be advantageous to the efficiency at the cold station of Centralized Monitoring, save operational and administrative expenses, and effectively reduce energy consumption.
According to the accompanying drawings will be more to the detailed description of the utility model specific embodiment, those skilled in the art Add clear of the present utility model above-mentioned and other purposes, advantages and features.
Brief description of the drawings
It is described in detail by way of example, and not by way of limitation with reference to the accompanying drawings hereinafter more of the present utility model specific real Apply example.In accompanying drawing
Identical reference denotes same or similar part or part.It should be appreciated by those skilled in the art that this What a little accompanying drawings were not necessarily drawn to scale.In accompanying drawing:
Fig. 1 is the structured flowchart that cold station is integrated according to the intelligent control of the utility model one embodiment;
Fig. 2 is the structural representation that cold station is integrated according to the intelligent control of the utility model one embodiment;
Fig. 3 is the structured flowchart that cold station is integrated according to the intelligent control of the utility model another embodiment;
Fig. 4 is the structured flowchart that cold station is integrated according to the intelligent control of the utility model another embodiment;
Fig. 5 is the structured flowchart that cold station is integrated according to the intelligent control of the utility model another embodiment;And
Fig. 6 is the electric wiring configuration diagram that cold station is integrated according to the intelligent control of the utility model one embodiment.
Embodiment
Fig. 1 is the structured flowchart that cold station 100 is integrated according to the intelligent control of the utility model one embodiment.As schemed Show, the intelligent control, which integrates cold station 100, to be included:Chilled water external interface 101, handpiece Water Chilling Units 102, refrigerating water pump 103, cooling Pump 104 and microcrystal by-pass water treating device 105 and 106.
Wherein, chilled water external interface 101 connects outside water cooling equipment, and being configured for should be with recovery chilled water.
Handpiece Water Chilling Units 102 are connected by chilled water pipeline with chilled water external interface 101, are connected by cooling water pipeline outer The cooling tower 107 in portion, to utilize the refrigerant in the cooling water cooling handpiece Water Chilling Units 102 of the supply of cooling tower 107, and using in cold water The refrigerant of the inner loop of unit 102 freezes to chilled water.Wherein, handpiece Water Chilling Units 102 can use magnetic suspension compressor, and The various communication interfaces such as Ethernet can be provided, so that handpiece Water Chilling Units controller 119 can be easily accomplished monitoring, event is reported, The functions such as online operation.
Specifically, cooling water can select to import handpiece Water Chilling Units 102, handpiece Water Chilling Units 102 can after the cooling of cooling tower 107 To include the cooling-water machine of more independent operatings, to open the cooling-water machine of corresponding number of units as needed.The inside of handpiece Water Chilling Units 102 can be with Two independent pipelines are provided with, is flowed into respectively for chilled water and cooling water and carries out heat exchange, high temperature freezing with refrigerant respectively Water is with after refrigerant heat exchange, transferring heat to refrigerant, refrigerant transfers heat to cooling water again, to complete whole refrigerant circulation Process.After chilled water is flowed out by handpiece Water Chilling Units 102, outside water cooling equipment can be supplied to.
Refrigerating water pump 103 is arranged at chilled water pipeline, is configured to control chilled water to circulate.Cooling pump 104 is arranged at cold But waterpipe, it is configured to control cooling water circulation flowing.The quantity of refrigerating water pump 103 and cooling pump 104 can be respectively one or Multiple, in the case where the quantity of refrigerating water pump 103 is multiple, multiple refrigerating water pumps 103 can be arranged in parallel;In cooling pump 104 In the case that quantity is multiple, multiple cooling pumps 104 can be arranged in parallel.In a kind of preferred embodiment, the He of refrigerating water pump 103 Cooling pump 104 is each equipped with frequency converter, and frequency converter carries communication interface, so that water pump controller 123 is to refrigerating water pump 103 Realize and control with cooling pump 104.
Microcrystal by-pass water treating device 105,106 is arranged in parallel with refrigerating water pump 103, cooling pump 104 respectively, with respectively to part Chilled water and part cooling water are handled.Set as shown in figure 1, microcrystal by-pass water treating device 105 is in parallel with refrigerating water pump 103 Put, microcrystal by-pass water treating device 106 is arranged in parallel with cooling pump 104.
Specifically, the chilled water system that circulates is closed-cycle system in intelligent control integrates cold station 100, and moisture does not steam Hair, the problems such as water temperature is low, and circulating frozen water system there may be metal erosion and the breeding of microorganism (bacterium mud).With chilled water The operation of system, system internal corrosion product and microbial bacterial mud can be on the increase, and these impurities in water often influence external water The normal operation of cool equipment, such as the heat exchanger copper pipe and fan coil of main frame are blocked, have a strong impact on the normal fortune of central air-conditioning OK.It is former using the low voltage electric field of superimposed pulse in the water inlet pipe and water outlet pipe of refrigerating water pump 103 microcrystal by-pass water treating device 105 in parallel Reason, according to water quality adjust automatically process signal, and by-pass flow about 1%-3% water, so as to realize kill bacterium in water, Equipment and pipeline corrosion, pre- scale-deposit-preventing are prevented, scale removal is removed, removes oil removal and other effects.
The cooling water system that circulates is open type system in intelligent control integrates cold station 100, because current and air connect Touching, dust, microorganism etc. enter recirculated cooling water, and these impurities in water often cause main frame heat exchanger copper pipe fouling and clogging, The normal operation of central air-conditioning is had a strong impact on, in the water inlet pipe and water outlet pipe of cooling pump 104 microcrystal by-pass water treating device 106 in parallel, Using the low voltage electric field principle of superimposed pulse, according to water quality adjust automatically process signal, and by-pass flow about 1%-3% water, Bacterium in water is killed, prevent equipment and pipeline corrosion, pre- scale-deposit-preventing so as to realize, remove scale removal, remove oil removal and other effects.
The intelligent control of the present embodiment integrates cold station 100 by handpiece Water Chilling Units 102, refrigerating water pump 103, cooling pump 104 and micro- Brilliant by-pass flow hydrotreater 105,106 is highly integrated, can not only lift quality, runnability and the self-protection work(at overall cold station Can, the ability of automatic desludging, decontamination and self water process of sterilization lifting chilled water and cooling water can also be passed through.
Fig. 2 is the structural representation that cold station 100 is integrated according to the intelligent control of the utility model one embodiment.As schemed Show, the intelligent control of the present embodiment, which integrates cold station 100, also to be included:Valve member 132, pressure sensor 110 and 111, automatic benefit Water constant pressure arrangement 112 and automatic water softening device 113, exhaust dirt collection valve 114 and drain filter, also, chilled water pipeline Including:Chilled water water supply line 108 and chilled water water return pipeline 109.The handpiece Water Chilling Units 102 of the present embodiment include 3 cooling-water machines, Refrigerating water pump 103 and cooling pump 104 are also respectively in parallel 3, the tool of above cooling-water machine, refrigerating water pump 103 and the quantity of cooling pump 104 Body numerical value is only to enumerate, and in other embodiments, the number of units of cooling-water machine, refrigerating water pump 103 and cooling pump 104 can be other numbers Value.
Wherein, valve member 132 includes multiple electrically operated valves, is respectively arranged in chilled water pipeline and cooling water pipeline, To control the on off operating mode of chilled water pipeline and cooling water pipeline.Chilled water pipeline includes:Chilled water water supply line 108, connection Handpiece Water Chilling Units 102 and chilled water external interface 101, are configured for the chilled water after should freezing;And chilled water water return pipeline 109, chilled water external interface 101 and refrigerating water pump 103 are connected, is configured to recovery and the outside chilled water Jing Guo heat exchange.
Pressure sensor 110,111, is respectively arranged at chilled water water supply line 108 and chilled water water return pipeline 109, to divide Not Jian Ce chilled water water supply line 108 and chilled water water return pipeline 109 pressure value.As illustrated, pressure sensor 110 is set In chilled water water supply line 108, to detect the pressure value of chilled water water supply line 108;Pressure sensor 111 is arranged at chilled water Water return pipeline 109, to detect the pressure value of chilled water water return pipeline 109.
The feed water inlet of automatic water supplement constant pressure arrangement 112 is connected with chilled water water return pipeline 109 respectively with water return outlet, is configured to Moisturizing and draining are carried out according to the pressure in chilled water system.The water inlet of automatic water softening device 113 is connected with external water source, Its delivery port is connected with automatic water supplement constant pressure arrangement 112.
Specifically, the water in chilled water system is expanded with heat and contract with cold by temperature change, so as to cause the pressure in chilled water system Power changes.When the pressure value that pressure sensor 110 and 111 measures reaches default maximal pressure force value, pass through water pump controller 123 Regulation can close benefit refrigerating water pump 103.When the water expanded by heating in chilled water system surveys pressure sensor 110 and 111 When the pressure value obtained exceedes default maximal pressure force value, unnecessary water drains into water supply tank by safety valve and recycled.
When the water in chilled water system because leakage or temperature decline and volume-diminished, when chilled water system pressure reduces, Water is constantly pressed into supplement the droop loss of chilled water system, when the pressure value that pressure sensor 110 and 111 measures reaches pre- If during minimal pressure force value, it can restart refrigerating water pump 103 by the regulation of water pump controller 123, with to chilled water system Moisturizing is carried out, is so gone round and begun again.External water source is after the softening of automatic water softening device 113 during moisturizing, by automatic water supplement level pressure Device 112 injects water into chilled water system.
Dirt collection valve 114 is vented, is arranged at chilled water pipeline, with by reducing the chilled water by being vented dirt collection valve 114 Flow velocity, chilled water is brought into moisturizing and cyclic process or caused air accumulation is at the top of the valve pocket of exhaust dirt collection valve 114 After discharge.Because chilled water can bring or produce gas into moisturizing and cyclic process, the water section excessively of exhaust dirt collection valve 114 can To reduce the flow velocity of chilled water, at this moment flowing through the bubble carried in liquid can be captured by wherein special grid filter core, these Bubble, which is combined, to be risen to apex cavity and discharges;Meanwhile molecule takes valve pocket to by fluid, speed declines and is placed The tubular element of the screen knitting with specific function wherein is separated, and focuses on the collecting zone of cavity bottom, this Individual collecting zone periodically can be discharged very easily in system operation.
Drain filter, the inlet side of refrigerating water pump 103 and the inlet side of cooling pump 104 are respectively arranged at, by chilled water With the contamination filtrating in cooling water and discharge.Dirt in chilled water system is in circulation by by drain filter 115 and crystallite Flow water treater 105 is retained down, and is automatically drained out after a period of time, without adding chemical agent, non-secondary pollution, green Environmental protection.Dirt in cooling water system is retained down through drain filter 116 and microcrystal by-pass water treating device 106, and through one section Time opens drain filter 116, the sewage draining exit of microcrystal by-pass water treating device 106 and electrically operated valve and is automatically drained out respectively.
In some other embodiment, intelligent control, which integrates cold station 100, to be included:Electric proportional-regulation valve, set In on chilled water pipeline, in the case where refrigeration requirement constantly declines, the pressure difference of chilled water system constantly increases, when pressure difference exceedes During preset pressure value, electric proportional-regulation valve can open certain aperture, bypass a part of current;When pressure difference returns to preset pressure During value, electric proportional-regulation valve stops operating;When pressure difference is less than preset pressure value, electric proportional-regulation valve progressively turn down until Untill completely closing.Intelligent control, which integrates cold station 100, to be included:Water level switch valve, is arranged at cooling water pipeline, due to The reasons such as the evaporation of the water of cooling water system, when the water level of cooling tower 107 drops to certain position, water level switch valve automatically opens up From entrance moisturizing into cooling tower 107 of cooling tower 107.
Intelligent control, which integrates cold station 100, to be included:Casing, for accommodating handpiece Water Chilling Units 102, refrigerating water pump 103, cooling Pump 104 and microcrystal by-pass water treating device 105,106, chilled water external interface 101 is arranged on casing.The wheel of box structure Exterior feature can be same or like with TEU (Twenty-foot Equivalent Unit), as the container of special size, and appearance and size is made according to the design needs It is fixed, so that compact arrangement of equipment, is readily transported.Casing can also install draft fan 133, in order to avoid case body temperature It is too high, more Fans coil pipes can be installed in casing, and fan coil adapter is corresponded to and is connected on chilled water pipeline. In the case that temperature in cabinet is higher than preset temperature value, fan coil can be actuated for taking out it is cold, to reduce the temperature in casing Degree, avoids temperature is too high from causing danger.It should be noted that the appearance and size size of cabinet conforms generally to the transport of national regulation Code requirement, in the case where the appearance and size size of cabinet exceedes the Transport Regulations of national regulation, multiple moulds can be designed to Block combines.It further, since the volume of cooling tower 107 is larger, can be not provided with box house, but can be set on casing The interface of cooling tower 107 is connected, intelligent control is integrated into cold station 100 is additionally connected with cooling tower 107, intelligent control of being also more convenient for Integrated cold station 100 is used as an integrated whole Transporting.
Fig. 3 is the structured flowchart that cold station 100 is integrated according to the intelligent control of the utility model another embodiment.As schemed Show, the intelligent control of the present embodiment, which integrates cold station 100, to be included:Chilled water temperature sensor 117, flowmeter 118, cold water Generator set controller 119 and handpiece Water Chilling Units driver 120.
Wherein, chilled water temperature sensor 117 is respectively arranged at chilled water water supply line 108 and chilled water water return pipeline 109, with the temperature for detecting supply chilled water respectively and reclaiming chilled water.
Flowmeter 118 is respectively arranged at chilled water pipeline and cooling water pipeline, to detect chilled water pipeline and cooling respectively The flow of waterpipe.
Handpiece Water Chilling Units controller 119 is connected with chilled water temperature sensor 117, flowmeter 118 respectively, with cold according to supplying The flow for freezing the temperature of water, the temperature for reclaiming chilled water, chilled water pipeline and cooling water pipeline determines the unlatching of handpiece Water Chilling Units 102 Number of units, and determine according to the performance curve of handpiece Water Chilling Units 102 operating load of every cooling-water machine.
Handpiece Water Chilling Units driver 120 is connected with handpiece Water Chilling Units controller 119, handpiece Water Chilling Units 102 respectively, to drive cooling-water machine The unlatching number of units that group 102 is determined with handpiece Water Chilling Units controller 119 starts, and the operation determined according to handpiece Water Chilling Units controller 119 Load operation.
Fig. 4 is the structured flowchart that cold station 100 is integrated according to the intelligent control of the utility model another embodiment.As schemed Show, except the handpiece Water Chilling Units controller 119 in a upper embodiment, the intelligent control of the present embodiment, which integrates cold station 100, to wrap Include:Chilled water differential pressure pickup 121, cooling water pressure gap sensor 122, water pump controller 123 and water pump driver 124.
Wherein, chilled water differential pressure pickup 121 be installed on chilled water water supply line 108 and chilled water water return pipeline 109 it Between, with the freezing differential water pressures of detection supply chilled water and recovery chilled water.
Cooling water pressure gap sensor 122 be installed on the inlet pipeline of cooling tower 107 and cooling tower 107 outlet conduit it Between, with the Condensing water pressure drop for detecting import cooling water with exporting cooling water.
Water pump controller 123 respectively with handpiece Water Chilling Units controller 119, chilled water differential pressure pickup 121 and Condensing water pressure drop Sensor 122 is connected, and refrigerating water pump is determined with the operating load according to every cooling-water machine, freezing differential water pressures and Condensing water pressure drop 103 and cooling pump 104 running frequency, operation number of units.
Water pump driver 124 is connected with water pump controller 123, refrigerating water pump 103 and cooling pump 104 respectively, to drive freezing The running frequency and operation number of units that pump 103 and cooling pump 104 determine according to water pump controller 123 start.
Fig. 5 is the structured flowchart that cold station 100 is integrated according to the intelligent control of the utility model another embodiment.As schemed Show, the intelligent control of the present embodiment, which integrates cold station 100, to be included:Cooling-water temperature sensor 125, cooling tower controller 126 and cooling tower driver 127.
Wherein, cooling-water temperature sensor 125 is arranged in the cooling water pipeline between cooling tower 107 and cooling pump 104, To detect the leaving water temperature of cooling water.
Cooling tower controller 126 is connected with cooling-water temperature sensor 125, is configured to true according to the leaving water temperature of cooling water Determine the running status of cooling tower 107.Specifically, the running status of cooling tower 107 can include the blower fan and its electricity of cooling tower 107 The running status of dynamic butterfly valve.Cooling tower 107 is determined according to the difference range of the leaving water temperature of cooling water and default leaving water temperature The optimized operation of blower fan and its electric butterfly valve combines, and controls the supply water temperature of cooling water in default scope, cold so as to control The evaporating pressure of water dispenser group 102, the permission efficiency of handpiece Water Chilling Units 102 is improved, is avoided because of too high or too low cooling water temperature Caused by abnormal shutdown, may also reach up significant energy-saving effect.
Cooling tower driver 127 is connected with cooling tower controller 126 and cooling tower 107 respectively, to drive cooling tower 107 to press The running status determined according to cooling tower controller 126 is run.
In some other embodiment, intelligent control, which integrates cold station 100, to be included:Supervising device, supervising device can To be respectively arranged at chilled water pipeline, cooling water pipeline, refrigerating water pump 103, cooling pump 104 and cooling tower 107, to monitor respectively Chilled water pipeline, cooling water pipeline, refrigerating water pump 103, cooling pump 104 and the running status of cooling tower 107, and in chilled water pipe Road, cooling water pipeline, refrigerating water pump 103, cooling pump 104 and the corresponding alarm signal of output in the case of the operation irregularity of cooling tower 107 Breath.
Specifically, after the refrigerating water pump 103 of operation and/or cooling pump 104 break down, corresponding supervising device can be sent Warning message, and next refrigerating water pump 103 and/or cooling pump 104 can be automatically switched to.Monitoring dress corresponding to cooling tower 107 Put the high level and low liquid level state for the tank that can monitor every cooling tower 107, and output alarm in an exceptional case Information, and the blower fan side of every cooling tower 107 can be equipped with vibroswitch, in an exceptional case, it is possible to achieve blower fan is certainly Move out of service and alert.In addition, in order to prevent secondary refrigerant leakage from may be damaged to people and to safety Influence, intelligent control, which integrates cold station, 100 can also include coolant leakage alarm 134, when coolant leakage is to finite concentration, Coolant leakage alarm 134 exports warning message, and in starting box draft fan 133 to outdoor discharge.
Fig. 6 is that the electric wiring framework that cold station 100 is integrated according to the intelligent control of the utility model one embodiment is illustrated Figure.As illustrated, the intelligent control of the present embodiment integrates cold station 100 on the basis of above-described embodiment, can also include:It is integrated Controller 128, optical-electrical converter 129, RS485 distributors 130 and DDC controllers 131.Integrated manipulator 128 can integrate The function of handpiece Water Chilling Units controller 119, water pump controller 123 and cooling tower controller 126, it is cold to be integrated to intelligent control Each equipment stood in 100 carries out centralized Control.Wherein, led between integrated manipulator 128 and optical-electrical converter 129 using TCP/IP Believe agreement, the communication protocol of integrated manipulator 128 and RS485 distributors 130 is RS485 or MODBUS.Optical-electrical converter 129 TCP/IP communication agreement can be used between handpiece Water Chilling Units 102 and DDC controllers 131.DDC controllers 131 respectively with Valve member 132, flowmeter 118, draft fan 133, automatic water supplement constant pressure arrangement 112, automatic water softening device 113, refrigerant Leakage alarm 134, chilled water temperature sensor 117, cooling-water temperature sensor 125, pressure sensor 110 and 111, freezing Hydraulic pressure gap sensor 121 and cooling water pressure gap sensor 122 communicate, and wherein valve member 132 is arranged at chilled water including multiple The electrically operated valve of pipeline and cooling water pipeline.RS485 distributors 130 and refrigerating water pump 103, cooling pump 104, cooling tower 107 and Automatic water supplement constant pressure arrangement 112 is communicated, and communication protocol is RS485 or MODBUS.
The intelligent control of the present embodiment integrate it is cold station 100 include temperature sensor, flowmeter 118, pressure sensor 110, The part such as 111 and differential pressure pickup 121,123, using polytype sensor and framework sensor network, to whole cold The situations such as equipment and internal and external environment temperature humidity in standing are monitored in real time, and then provide corresponding intelligent optimal control Strategy, it is possible to achieve the energy-efficient operation at cold station, be advantageous to the efficiency at the cold station of Centralized Monitoring, save operational and administrative expenses, and And effectively reduce energy consumption.
So far, although those skilled in the art will appreciate that herein it is detailed have shown and described it is of the present utility model more Individual exemplary embodiment, still, still can be public according to the utility model in the case where not departing from the spirit and scope of the utility model The content opened directly determines or derived many other variations or modifications for meeting the utility model principle.Therefore, this practicality is new The scope of type is understood that and regarded as to cover other all these variations or modifications.

Claims (10)

1. a kind of intelligent control integrates cold station, it is characterised in that including:
Chilled water external interface, outside water cooling equipment is connected, being configured for should be with recovery chilled water;
Handpiece Water Chilling Units, it is connected by chilled water pipeline with the chilled water external interface, outside cooling water pipeline connection Cooling tower, to utilize the refrigerant in handpiece Water Chilling Units described in the cooling water cooling of cooling tower supply, and using in the cold water The refrigerant of unit inner loop freezes to chilled water;
Refrigerating water pump, chilled water pipeline is arranged at, is configured to control the chilled water to circulate;
Cooling pump, cooling water pipeline is arranged at, is configured to control the cooling water circulation to flow;And
Microcrystal by-pass water treating device, it is arranged in parallel respectively with the refrigerating water pump, the cooling pump, with respectively to the part freezing Water and the part cooling water are handled.
2. intelligent control according to claim 1 integrates cold station, it is characterised in that also includes:
Casing, for accommodating the handpiece Water Chilling Units, the refrigerating water pump, the cooling pump and the microcrystal by-pass water treating device, The chilled water external interface is arranged on the casing.
3. intelligent control according to claim 1 integrates cold station, it is characterised in that also includes:
Valve member, it includes multiple electrically operated valves, is respectively arranged in the chilled water pipeline and the cooling water pipeline, with Control the on off operating mode of the chilled water pipeline and the cooling water pipeline.
4. intelligent control according to claim 1 integrates cold station, it is characterised in that the chilled water pipeline includes:
Chilled water water supply line, the handpiece Water Chilling Units and the chilled water external interface are connected, be configured for cold after should freezing Freeze water;And
Chilled water water return pipeline, the chilled water external interface and the refrigerating water pump are connected, be configured to recovery with outside through overheat The chilled water of exchange.
5. intelligent control according to claim 4 integrates cold station, it is characterised in that also includes:
Chilled water temperature sensor, the chilled water water supply line and the chilled water water return pipeline are respectively arranged at, with respectively Detection supply chilled water and the temperature for reclaiming chilled water;
Flowmeter, the chilled water pipeline and the cooling water pipeline are respectively arranged at, to detect the chilled water pipeline respectively With the flow of the cooling water pipeline;
Handpiece Water Chilling Units controller, it is connected respectively with the chilled water temperature sensor, the flowmeter, with cold according to the supply Described in the flow determination for freezing the temperature of water, the temperature of the recovery chilled water, the chilled water pipeline and the cooling water pipeline The unlatching number of units of handpiece Water Chilling Units, and determine according to the performance curve of the handpiece Water Chilling Units operating load of every cooling-water machine;And
Handpiece Water Chilling Units driver, it is connected respectively with the handpiece Water Chilling Units controller, the handpiece Water Chilling Units, to drive the cooling-water machine The unlatching number of units that group is determined with the handpiece Water Chilling Units controller starts, and the operation determined according to the handpiece Water Chilling Units controller is born Lotus runs.
6. intelligent control according to claim 5 integrates cold station, it is characterised in that also includes:
Chilled water differential pressure pickup, it is installed between the chilled water water supply line and the chilled water water return pipeline, with detection The freezing differential water pressures of the supply chilled water and the recovery chilled water;
Cooling water pressure gap sensor, it is installed between the inlet pipeline of the cooling tower and the outlet conduit of the cooling tower, with Import cooling water is detected with exporting the Condensing water pressure drop of cooling water;
Water pump controller, respectively with the handpiece Water Chilling Units controller, the chilled water differential pressure pickup and the Condensing water pressure drop Sensor connects, true with the operating load according to every cooling-water machine, the freezing differential water pressures and the Condensing water pressure drop The running frequency of the fixed refrigerating water pump and the cooling pump, operation number of units;And
Water pump driver, it is connected respectively with the water pump controller, the refrigerating water pump and the cooling pump, to drive the freezing The running frequency and operation number of units that pump and the cooling pump determine according to the water pump controller start.
7. intelligent control according to claim 6 integrates cold station, it is characterised in that also includes:
Pressure sensor, the chilled water water supply line and the chilled water water return pipeline are respectively arranged at, to detect institute respectively State the pressure value of chilled water water supply line and the chilled water water return pipeline;
Constant pressure arrangement is automatically replenished, its feed water inlet is connected with the chilled water water return pipeline respectively with water return outlet, is configured to basis Pressure in chilled water system carries out moisturizing and draining;
Automatic water softening device, its water inlet are connected with external water source, and its delivery port is connected with the automatic water supplement constant pressure arrangement; And
Dirt collection valve is vented, is arranged at the chilled water pipeline, with the stream by reducing the chilled water by the exhaust dirt collection valve Speed, chilled water is brought into moisturizing and cyclic process or caused air accumulation is after described be vented at the top of the valve pocket of dirt collection valve Discharge.
8. intelligent control according to claim 7 integrates cold station, it is characterised in that also includes:
Drain filter, the inlet side of the refrigerating water pump and the inlet side of the cooling pump are respectively arranged at, by the freezing Water and the contamination filtrating in the cooling water and discharge.
9. intelligent control according to claim 1 integrates cold station, it is characterised in that also includes:
Cooling-water temperature sensor, the cooling water pipeline being arranged between the cooling tower and the cooling pump, with described in detection The leaving water temperature of cooling water;
Cooling tower controller, it is connected, is configured to true according to the leaving water temperature of the cooling water with the cooling-water temperature sensor The running status of the fixed cooling tower;And
Cooling tower driver, be connected respectively with the cooling tower controller and the cooling tower, with drive the cooling tower according to The running status operation that the cooling tower controller determines.
10. intelligent control according to claim 1 integrates cold station, it is characterised in that also includes:
Supervising device, be respectively arranged at the chilled water pipeline, the cooling water pipeline, the refrigerating water pump, the cooling pump with At the cooling tower, with monitor respectively the chilled water pipeline, the cooling water pipeline, the refrigerating water pump, the cooling pump with The running status of the cooling tower, and in the chilled water pipeline, the cooling water pipeline, the refrigerating water pump, the cooling pump With the corresponding warning message of output in the case of the cooling tower operation irregularity.
CN201720471597.7U 2017-04-28 2017-04-28 Intelligent control integrates cold station Active CN206724551U (en)

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108751268A (en) * 2018-03-22 2018-11-06 珠海格力电器股份有限公司 Control method and device for water treatment instrument in integrated cold station
CN114162887A (en) * 2021-12-09 2022-03-11 珠海格力电器股份有限公司 Water treatment facilities and integrated cold station
CN114222467A (en) * 2021-12-21 2022-03-22 青海民族大学 Heat dissipation rack for cloud computing server with water-cooling and air-cooling functions
CN115265064A (en) * 2022-06-23 2022-11-01 珠海格力电器股份有限公司 Refrigeration system, control method and storage medium

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108751268A (en) * 2018-03-22 2018-11-06 珠海格力电器股份有限公司 Control method and device for water treatment instrument in integrated cold station
CN108751268B (en) * 2018-03-22 2023-11-14 珠海格力电器股份有限公司 Control method and device for integrated cold station water treatment instrument
CN114162887A (en) * 2021-12-09 2022-03-11 珠海格力电器股份有限公司 Water treatment facilities and integrated cold station
CN114162887B (en) * 2021-12-09 2023-01-24 珠海格力电器股份有限公司 Water treatment facilities and integrated cold station
CN114222467A (en) * 2021-12-21 2022-03-22 青海民族大学 Heat dissipation rack for cloud computing server with water-cooling and air-cooling functions
CN114222467B (en) * 2021-12-21 2024-02-09 青海民族大学 Heat dissipation cabinet with water cooling and air cooling functions for cloud computing server
CN115265064A (en) * 2022-06-23 2022-11-01 珠海格力电器股份有限公司 Refrigeration system, control method and storage medium
CN115265064B (en) * 2022-06-23 2023-11-03 珠海格力电器股份有限公司 Refrigerating system, control method and storage medium

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