CN110779126A - Automatic water leakage isolation system for IDC machine room air conditioning system - Google Patents

Automatic water leakage isolation system for IDC machine room air conditioning system Download PDF

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Publication number
CN110779126A
CN110779126A CN201911054696.5A CN201911054696A CN110779126A CN 110779126 A CN110779126 A CN 110779126A CN 201911054696 A CN201911054696 A CN 201911054696A CN 110779126 A CN110779126 A CN 110779126A
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China
Prior art keywords
water leakage
water
air conditioning
machine room
conditioning system
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Pending
Application number
CN201911054696.5A
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Chinese (zh)
Inventor
吴晓明
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Changxing Jishu Technology Co Ltd
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Changxing Jishu Technology Co Ltd
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Priority to CN201911054696.5A priority Critical patent/CN110779126A/en
Publication of CN110779126A publication Critical patent/CN110779126A/en
Pending legal-status Critical Current

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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
    • F24F5/0003—Exclusively-fluid systems
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/32—Responding to malfunctions or emergencies
    • F24F11/36—Responding to malfunctions or emergencies to leakage of heat-exchange fluid
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/54—Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/50—Control or safety arrangements characterised by user interfaces or communication
    • F24F11/56—Remote control
    • F24F11/58—Remote control using Internet communication
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/89—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20536—Modifications to facilitate cooling, ventilating, or heating for racks or cabinets of standardised dimensions, e.g. electronic racks for aircraft or telecommunication equipment
    • H05K7/20554—Forced ventilation of a gaseous coolant
    • H05K7/2059—Forced ventilation of a gaseous coolant within rooms for removing heat from cabinets, e.g. by air conditioning device

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The invention provides an automatic water leakage isolation system of an IDC machine room air conditioning system, which comprises a storage shell, a water leakage sensor, a connecting lug plate, an electric telescopic rod, a water-stop plate structure, an automatic water leakage flow guide processing pipe structure, an air conditioner cooling air outlet, a fixing bolt, an alarm and a central processing unit, wherein the water leakage sensor is connected to the right side position of the upper part of the storage shell through a screw; the connecting lug plate is welded at the upper part of the outer surface of the accommodating shell. When water leakage occurs, the water leakage sensor transmits a signal to the central processing unit, and the electric telescopic rod is triggered to move to the right side under the action of the central processing unit to drive the water blocking and isolating plate to move, so that the aim of automatically isolating water liquid is fulfilled, and water leakage is automatically isolated so as to protect equipment of a machine room; triggering an alarm to give an alarm, and giving an alarm on the water leakage condition and feeding the alarm back to the mobile terminal and the PC terminal; meanwhile, the electromagnetic valve is also opened, so that the generated water liquid flows into the delivery pipe through the diversion connecting pipe to be discharged.

Description

Automatic water leakage isolation system for IDC machine room air conditioning system
Technical Field
The invention belongs to the technical field of machine room air conditioners, and particularly relates to an automatic water leakage isolation system of an IDC machine room air conditioning system.
Background
The air conditioning system of the IDC machine room is mainly divided into a chilled water air conditioning system, an air cooling direct evaporation type air conditioning system, a water cooling direct evaporation type air conditioning system, a double-cold-source air conditioning system and the like. The ordinary cold water host computer is generally installed outside the roof of building, and the cooling water set is divided into air-cooled and water-cooled according to different condensation modes, takes the air-cooled cold water host computer as an example, and its theory of operation is: the high-temperature return water carrying indoor heat flows into the unit, enters the shell-and-tube evaporator, is cooled by the refrigerant coil, and the heat is transferred to the refrigerant, is carried to the air-cooled condenser by the refrigerant coil, and is forcibly radiated by driving ambient air by the fan.
The working principle of the natural cooling cold water main machine is as follows: when the outdoor temperature is low, the cold air is used for cooling the high-temperature return water, and the cold quantity can be provided for the indoor unit of the air conditioner without starting the compressor.
The air-cooled direct evaporation type air conditioning system is suitable for areas with water sources lacking and places without cooling water systems, can be externally hung or externally installed with an outdoor unit, is simple, does not need to consider a water pump and a cooling tower, and does not need to be served by a centralized chilled water system. The disadvantage is that the pipe length before the indoor and outdoor machine is limited.
The water-cooling direct evaporation type air conditioning system is suitable for places with concentrated cooling water systems, the energy efficiency of the unit is higher than that of an air-cooling type unit, and the unit installation is not limited by outdoor places.
The double-cold-source air conditioning system has the advantages of direct evaporation and chilled water units, and simultaneously has the characteristic of mutual cold source backup, when a user uses chilled water resources, only the chilled water coil conducts heat exchange, the compressor stops running, energy conservation is facilitated, and when the user stops the central air conditioning chilled water system, the compressor is started to refrigerate.
However, the existing air conditioning system in the machine room has the problems that the automatic isolation can not be performed according to the water leakage condition so as to protect the equipment in the machine room, the alarm feedback is performed on the water leakage condition, and the water liquid generated by water leakage cannot be discharged and processed.
In view of the above, the invention is a water leakage automatic isolation system for an IDC room air conditioning system.
Disclosure of Invention
In order to solve the technical problem, the invention provides an automatic water leakage isolation system of an IDC machine room air conditioning system, which aims to solve the problems that the existing machine room air conditioning system cannot automatically isolate the water leakage condition so as to protect machine room equipment, and can perform alarm feedback on the water leakage condition and cannot discharge and treat water liquid generated by water leakage. The automatic water leakage isolation system of the IDC machine room air conditioning system comprises a storage shell, a water leakage sensor, a connecting lug plate, an electric telescopic rod, a water-stop plate structure, an automatic water leakage flow guide processing pipe structure, an air conditioner cooling air outlet, a fixing bolt, an alarm and a central processing unit, wherein the water leakage sensor is connected to the right side position of the upper part of the storage shell through a screw; the connecting lug plate is welded at the upper part of the outer surface of the containing shell; the electric telescopic rod is connected to the middle position of the left side in the containing shell through a bolt; the water-stop sheet structure is arranged at the output end of the electric telescopic rod; the automatic water leakage diversion treatment pipe structure is arranged in the middle of the lower surface of the containing shell; the air conditioner cooling air outlet is formed in the right side position of the lower surface of the containing shell; the fixed bolts are respectively in threaded connection with the left side and the right side of the lower part of the connecting lug plate; the alarm screw is connected to the left side of the lower surface of the containing shell; the central processor is connected with the left lower side of the inner part of the containing shell through a screw; the water-stop plate structure comprises a water-stop plate, a sealing rubber strip, a connecting sleeve and an observation mirror, wherein the sealing rubber strip is glued and connected to the periphery of the outer surface of the water-stop plate; the connecting sleeve is connected to the middle position of the left side of the water blocking and isolating plate through a screw; the observation mirror is embedded in the middle of the inner part of the water blocking and isolating plate.
Preferably, the automatic water leakage flow guide treatment pipe structure comprises a flow guide connecting pipe, an electromagnetic valve, a conveying pipe and a filtering halter, wherein the electromagnetic valve is embedded in the middle of the flow guide connecting pipe; the conveying pipe is in threaded connection with the lower end of the flow guide connecting pipe; the filtering halter screw is connected to the lower end of the conveying pipe.
Preferably, the blocking water-stop sheet is a square PVC plastic sheet; the sealing rubber strip is a cylindrical rubber strip.
Preferably, the observation mirror is an elliptical convex lens sheet.
Preferably, the connecting sleeve is sleeved at the output end of the electric telescopic rod and fixed by a bolt.
Preferably, the filtering halter specifically adopts a stainless steel net halter; the diversion connecting pipe is longitudinally embedded in the middle of the inner part of the containing shell.
Preferably, the invention provides an automatic water leakage isolation system of an air conditioning system of an IDC machine room, which further comprises a mobile terminal and a PC (personal computer) terminal; the mobile terminal is connected with the central processing unit through WIFI or wireless signals; the PC computer terminal is connected with the central processing unit through a communication optical cable.
Preferably, the water leakage sensor is electrically connected with the central processing unit.
Preferably, electric telescopic handle electric connection central processing unit, the switch that can directly block the water-stop sheet is closed, realizes automatic isolation function, intelligence is high-efficient.
Preferably, the electromagnetic valve is electrically connected with the central processing unit, and when water leakage occurs, the electromagnetic valve is controlled to be opened, so that water liquid is discharged and drained into a sewer.
Preferably, the alarm is electrically connected with the central processing unit, and when water leakage occurs, the alarm is triggered to give an alarm.
Preferably, the housing is installed at the lower part of the air outlet of the air conditioning system of the machine room.
Compared with the prior art, the invention has the beneficial effects that: the invention provides an automatic water leakage isolation system of an IDC machine room air conditioning system, wherein a connecting lug plate is arranged at the lower part of an air outlet of the machine room air conditioning system through a fixing bolt, a water leakage sensor transmits a signal to a central processing unit when water leakage occurs, and an electric telescopic rod is triggered to move towards the right side under the action of the central processing unit, so that a water blocking and isolating plate is driven to move, the purpose of automatically isolating water liquid is achieved, and the automatic isolation of the water leakage condition is achieved so as to protect machine room equipment; simultaneously triggering an alarm to alarm, and alarming the water leakage condition and feeding back to the mobile terminal and the PC terminal; meanwhile, the electromagnetic valve is also opened, so that the generated water liquid flows into the delivery pipe through the flow guide connecting pipe, and finally the generated water liquid is discharged into a sewer after the filtering of the filtering halter.
Drawings
Fig. 1 is a schematic structural diagram of an automatic water leakage isolation system of an IDC room air conditioning system.
Fig. 2 is a structural view of a water barrier structure of the present invention.
Fig. 3 is a structural diagram of the automatic water leakage diversion treatment pipe structure of the invention.
Fig. 4 is a schematic flow chart of the operation of the present invention.
In the figure:
1. a housing case; 2. a water leakage sensor; 3. connecting the ear plates; 4. an electric telescopic rod; 5. a water-stop plate structure; 51. a barrier water-stop sheet; 52. sealing rubber strips; 53. connecting a sleeve; 54. an observation mirror; 6. an automatic water leakage diversion treatment pipe structure; 61. a flow guide connecting pipe; 62. an electromagnetic valve; 63. a delivery pipe; 64. filtering the halter; 7. cooling the air outlet hole by an air conditioner; 8. fixing the bolt; 9. an alarm; 10. a central processing unit.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
example (b):
as shown in the attached drawings 1 to 2, the invention provides an automatic water leakage isolation system of an IDC machine room air conditioning system, which comprises a storage shell 1, a water leakage sensor 2, a connection lug plate 3, an electric telescopic rod 4, a water stop plate structure 5, an automatic water leakage diversion treatment pipe structure 6, an air conditioner cooling air outlet hole 7, a fixing bolt 8, an alarm 9 and a central processing unit 10, wherein the water leakage sensor 2 is connected to the right side position of the upper part of the storage shell 1 through a screw; the connecting lug plate 3 is welded at the upper part of the outer surface of the containing shell 1; the electric telescopic rod 4 is connected to the middle position of the left side inside the containing shell 1 through a bolt; the water-stop sheet structure 5 is arranged at the output end of the electric telescopic rod 4; the automatic water leakage diversion treatment pipe structure 6 is arranged in the middle of the lower surface of the containing shell 1; the air conditioner cooling air outlet 7 is formed in the right side of the lower surface of the containing shell 1; the fixed bolts 8 are respectively in threaded connection with the left side and the right side of the lower part of the connecting lug plate 3; the alarm 9 is screwed at the left position of the lower surface of the containing shell 1; the central processor 10 is screwed at the left lower side inside the containing shell 1; the water stop sheet structure 5 comprises a stop water stop sheet 51, a sealing rubber strip 52, a connecting sleeve 53 and an observation mirror 54, wherein the sealing rubber strip 52 is glued on the periphery of the outer surface of the stop water stop sheet 51; the connecting sleeve 53 is screwed at the middle position of the left side of the blocking water-stop plate 51; the observation mirror 54 is embedded in the middle of the blocking water stop sheet 51.
As shown in fig. 3, in the present embodiment, specifically, the automatic leakage diversion treatment pipe structure 6 includes a diversion connection pipe 61, an electromagnetic valve 62, a delivery pipe 63 and a filtering tap 64, wherein the electromagnetic valve 62 is embedded in the middle of the diversion connection pipe 61; the delivery pipe 63 is in threaded connection with the lower end of the flow guide connecting pipe 61; the filtering halter 64 is screwed at the lower end of the delivery pipe 63.
In this embodiment, specifically, the blocking and water-stop sheet 51 is a square PVC plastic sheet; the sealing rubber strip 52 is specifically a cylindrical rubber strip.
In the present embodiment, the observation mirror 54 is specifically an elliptical convex lens sheet.
In this embodiment, specifically, the connection sleeve 53 is sleeved at the output end of the electric telescopic rod 4 and fixed by a bolt.
In this embodiment, specifically, the filtering halter 64 specifically adopts a stainless steel net halter; the diversion connecting pipe 61 is longitudinally embedded in the middle position inside the containing shell 1.
As shown in fig. 4, in this embodiment, specifically, the automatic water leakage isolation system for an IDC room air conditioning system further includes a mobile terminal and a PC terminal; the mobile terminal is connected with the central processing unit 10 through WIFI or wireless signals; the PC terminal is connected with the central processing unit 10 through a communication optical cable.
In this embodiment, specifically, the water leakage sensor 2 is electrically connected to the central processing unit 10.
In this embodiment, specifically, the electric telescopic rod 4 is electrically connected to the central processing unit 10, and the switch of the water-stop sheet 51 can be directly closed, so that the automatic isolation function is realized, and the intelligent and efficient effects are achieved.
In this embodiment, specifically, the electromagnetic valve 62 is electrically connected to the central processing unit 10, and when water leakage occurs, the electromagnetic valve 62 is controlled to be opened to discharge water into the sewer.
In this embodiment, specifically, the alarm 9 is electrically connected to the central processing unit 10, and when water leakage occurs, an alarm is triggered to alarm.
In this embodiment, specifically, the housing case 1 is installed at the lower part of the air outlet of the air conditioning system in the machine room.
In this embodiment, the water leakage sensor 2 is a sensor with model number FS-V31; the electric telescopic rod 4 is a telescopic rod with the model number of HV 220; the alarm 9 is specifically an alarm with the model number LTD-1101L; the central processing unit 10 specifically adopts a processor with the model number of DL 580; the electromagnetic valve 62 is specifically a solenoid valve with the model number CP 021594.
The invention provides an automatic water leakage isolation system of an IDC machine room air conditioning system, wherein a connecting lug plate 3 is arranged at the lower part of an air outlet of the machine room air conditioning system through a fixing bolt 8, a water leakage sensor 2 transmits a signal to a central processing unit 10 when water leakage occurs, and an electric telescopic rod 4 is triggered to move towards the right under the action of the central processing unit 10, so that a water blocking and blocking plate 51 is driven to move, the purpose of automatically isolating water liquid is achieved, and the automatic isolation of the water leakage condition is realized so as to protect machine room equipment; simultaneously triggering an alarm 9 to alarm, and alarming the water leakage condition and feeding back to the mobile terminal and the PC terminal; meanwhile, the electromagnetic valve 62 is also opened, so that the generated water flows into the delivery pipe 63 through the diversion connecting pipe 61, and finally the generated water is discharged into the sewer after being filtered by the filtering tap 64.
The technical solutions of the present invention or similar technical solutions designed by those skilled in the art based on the teachings of the technical solutions of the present invention are all within the scope of the present invention.

Claims (10)

  1. The automatic water leakage isolation system of the IDC machine room air conditioning system is characterized by comprising a storage shell (1), a water leakage sensor (2), a connecting lug plate (3), an electric telescopic rod (4), a water-stop plate structure (5), a water leakage automatic diversion processing pipe structure (6), an air conditioner cooling air outlet hole (7), a fixing bolt (8), an alarm (9) and a central processing unit (10), wherein the water leakage sensor (2) is connected to the right side position of the upper part of the storage shell (1) through a screw; the connecting lug plate (3) is welded at the upper part of the outer surface of the accommodating shell (1); the electric telescopic rod (4) is connected to the middle position of the left side in the containing shell (1) through a bolt; the water-stop plate structure (5) is arranged at the output end of the electric telescopic rod (4); the automatic water leakage diversion treatment pipe structure (6) is arranged in the middle of the lower surface of the storage shell (1); the air conditioner cooling air outlet hole (7) is formed in the right side position of the lower surface of the accommodating shell (1); the fixed bolts (8) are respectively in threaded connection with the left side and the right side of the lower part of the connecting lug plate (3); the alarm (9) is connected to the left side of the lower surface of the containing shell (1) through a screw; the central processing unit (10) is in screwed connection with the left lower side inside the containing shell (1); the water stop plate structure (5) comprises a blocking water stop plate (51), a sealing rubber strip (52), a connecting sleeve (53) and an observation mirror (54), wherein the sealing rubber strip (52) is bonded at the periphery of the outer surface of the blocking water stop plate (51); the connecting sleeve (53) is connected to the middle position of the left side of the blocking water-stop plate (51) through a screw; the observation mirror (54) is embedded in the middle of the inner part of the water blocking and isolating plate (51).
  2. 2. The automatic water leakage isolation system of the IDC machine room air conditioning system of claim 1, wherein the automatic water leakage diversion processing pipe structure (6) comprises a diversion connecting pipe (61), an electromagnetic valve (62), a conveying pipe (63) and a filtering cage head (64), and the electromagnetic valve (62) is embedded in the middle of the diversion connecting pipe (61); the conveying pipe (63) is in threaded connection with the lower end of the flow guide connecting pipe (61); the filtering halter (64) is connected to the lower end of the conveying pipe (63) through a screw.
  3. 3. The automatic water leakage isolation system of the IDC machine room air conditioning system of claim 1, wherein the blocking and water-stop sheet (51) is a square PVC plastic sheet; the sealing rubber strip (52) is a cylindrical rubber strip.
  4. 4. The automatic water leakage isolation system for the IDC machine room air conditioning system as claimed in claim 1, wherein the connecting sleeve (53) is sleeved on the output end of the electric telescopic rod (4) and fixed by bolts.
  5. 5. The automatic water leakage isolation system of the IDC machine room air conditioning system as claimed in claim 2, wherein the filtering cage (64) is a stainless steel mesh cage; the flow guide connecting pipe (61) is longitudinally embedded in the middle of the inner part of the containing shell (1).
  6. 6. The automatic water leakage isolation system of the IDC machine room air conditioning system of claim 1, further comprising a mobile terminal and a PC terminal; the mobile terminal is connected with the central processing unit (10) through WIFI or wireless signals; the PC computer terminal is connected with the central processing unit (10) through a communication optical cable.
  7. 7. The automatic water leakage isolation system of the IDC machine room air conditioning system in claim 1, wherein the electric telescopic rod (4) is electrically connected with the central processing unit (10) and can directly close the switch of the water blocking and isolating plate (51) to realize an automatic isolation function, and the system is intelligent and efficient.
  8. 8. The automatic water leakage isolation system for the IDC machine room air conditioning system of claims 2 and 6, wherein the electromagnetic valve (62) is electrically connected with the central processing unit (10), and when water leakage occurs, the electromagnetic valve (62) is controlled to be opened, so that water liquid is discharged and drained into a sewer.
  9. 9. The automatic water leakage isolation system for the IDC machine room air conditioning system as claimed in claim 1, wherein the alarm (9) is electrically connected with the central processing unit (10) and triggers an alarm to give an alarm when water leakage occurs.
  10. 10. The automatic water leakage isolation system for the IDC room air conditioning system as claimed in claim 1, wherein the observation mirror (54) is an elliptical convex lens sheet.
CN201911054696.5A 2019-10-31 2019-10-31 Automatic water leakage isolation system for IDC machine room air conditioning system Pending CN110779126A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201911054696.5A CN110779126A (en) 2019-10-31 2019-10-31 Automatic water leakage isolation system for IDC machine room air conditioning system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201911054696.5A CN110779126A (en) 2019-10-31 2019-10-31 Automatic water leakage isolation system for IDC machine room air conditioning system

Publications (1)

Publication Number Publication Date
CN110779126A true CN110779126A (en) 2020-02-11

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Application Number Title Priority Date Filing Date
CN201911054696.5A Pending CN110779126A (en) 2019-10-31 2019-10-31 Automatic water leakage isolation system for IDC machine room air conditioning system

Country Status (1)

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CN (1) CN110779126A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113028582A (en) * 2021-04-12 2021-06-25 山东大学第二医院 Water leakage alarm and treatment system for hospital purification air conditioner room

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113028582A (en) * 2021-04-12 2021-06-25 山东大学第二医院 Water leakage alarm and treatment system for hospital purification air conditioner room

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