CN107747795B - A kind of main random energy control method of assembly type air-conditioning peculiar to vessel - Google Patents
A kind of main random energy control method of assembly type air-conditioning peculiar to vessel Download PDFInfo
- Publication number
- CN107747795B CN107747795B CN201710984548.8A CN201710984548A CN107747795B CN 107747795 B CN107747795 B CN 107747795B CN 201710984548 A CN201710984548 A CN 201710984548A CN 107747795 B CN107747795 B CN 107747795B
- Authority
- CN
- China
- Prior art keywords
- random
- host
- stop
- energy
- temperature
- 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.)
- Active
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63J—AUXILIARIES ON VESSELS
- B63J2/00—Arrangements of ventilation, heating, cooling, or air-conditioning
- B63J2/12—Heating; Cooling
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Supply And Distribution Of Alternating Current (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Control Of Temperature (AREA)
Abstract
The present invention relates to a kind of main random energy control methods of assembly type air-conditioning peculiar to vessel, movement closure when host start and stop temperature controller reaches setting value, the starting time relay obtains electric, start time relay delay contact timing closing, host start and stop intermediate relay obtains electric, 50% energy level work of host, 25% energy level of system, host start and stop intermediate relay contact closure, main random interval time relay delay working control main random interval time relay contact closure；Temperature increases, and host energy temperature regulating controller action closure, it is electric that host can adjust intermediate relay to obtain, 100% energy level work of host, 50% energy level of system；Temperature increases, random start and stop temperature controller movement closure, and random start and stop intermediate relay obtains electric, 50% energy level work of random, 75% energy level of system；Temperature increases, and random energy temperature regulating controller action closure, it is electric that random can adjust intermediate relay to obtain, 100% energy level work of random, 100% energy level of system.
Description
Technical field
The present invention relates to a kind of marine air conditioner, specifically a kind of main random energy control method of assembly type air-conditioning peculiar to vessel.
Background technique
Assembly type air-conditioning master peculiar to vessel, random are single control mode at present, are unable to interlocked control, such as need switching control,
Again unit is adjusted it is time-consuming and laborious, and be unable to satisfy it is whole can adjust, be unfavorable for energy conservation.
Summary of the invention
Meet the main random energy of assembly type air-conditioning peculiar to vessel that can adjust operation the present invention provides a kind of main random that can effectively link
Control method.
The technical solution adopted by the present invention is that: a kind of main random energy control method of assembly type air-conditioning peculiar to vessel, feature exist
In: using system include control power supply, host start and stop temperature controller, random start and stop temperature controller, starting the time relay,
Start the time relay delay contact, main random interval time relay, main random interval time relay contact, host start and stop
Intermediate relay, host start and stop intermediate relay contact, random start and stop intermediate relay, host energy temperature regulating controller, random
Energy temperature regulating controller, host can adjust intermediate relay and random that can adjust intermediate relay, control power supply one end through host start and stop
Four tunnels of the temperature controller point connection control power supply other end, the first via are equipped with the starting time relay, and the second road is serially connected with
Start time relay delay contact and host start and stop intermediate relay, third road be serially connected with host energy temperature regulating controller and
Host can adjust intermediate relay, and the 4th road is divided three branches in parallel after random start and stop temperature controller, gone here and there in the first branch
Main random interval time relay contact and random start and stop intermediate relay are connect, relay among concatenation host start and stop in second branch
Device contact and main random interval time relay, third branch road concatenation random energy temperature regulating controller and random can adjust it is intermediate after
Electric appliance；Rate-determining steps are as follows: setting host start and stop temperature controller, host energy temperature regulating controller, random start and stop temperature controller,
The control temperature of random energy temperature regulating controller is sequentially increased, unit booting, when host start and stop temperature controller detection temperature reaches
Movement closure when to setting value, the starting time relay obtain electric, start the time relay in the first via and are delayed contact timing closing,
Host start and stop intermediate relay obtain it is electric, host 50% can level work, total system 25% can level work, while among host start and stop after
Electrical contact closure, main random interval time relay delay working control main random interval time relay contact closure；When
When temperature increases to host energy temperature regulating controller setting value, host energy temperature regulating controller action is closed, host in third road
Intermediate relay can be adjusted to obtain electric, 100% energy level work of host, total system 50% can level work；When temperature increases to random start and stop
When temperature controller setpoint, random start and stop temperature controller movement closure, first branch random start and stop intermediate relay obtain it is electric,
50% energy level work of random, total system 75% can level work；It is attached when temperature increases to random energy temperature regulating controller setting value
Function temperature regulating controller action closure, it is electric that third branch random can adjust intermediate relay to obtain, 100% energy level work of random, whole
System 100% can level work.
A kind of main random energy control method of assembly type air-conditioning peculiar to vessel, it is characterised in that: using system include control power supply,
Host start and stop temperature controller, random start and stop temperature controller, starting the time relay, starting the time relay delay contact,
Main random interval time relay, main random interval time relay contact, host start and stop intermediate relay, among host start and stop
Relay contact, random start and stop intermediate relay, host energy temperature regulating controller, random energy temperature regulating controller, host can be adjusted
Intermediate relay and random can adjust intermediate relay, and control power supply one end is through the connection control of four tunnels of host start and stop temperature controller point
The power supply other end, the first via be equipped with starting the time relay, the second road be serially connected with starting the time relay delay contact and
Host start and stop intermediate relay, third road is serially connected with host energy temperature regulating controller and host can adjust intermediate relay, and the 4th
Three branches in parallel are divided in road after random start and stop temperature controller, and main random interval time relay touching is concatenated in the first branch
Head and random start and stop intermediate relay, concatenate in second branch host start and stop intermediate relay contact and main random interval time after
Electric appliance, third branch road concatenation random energy temperature regulating controller and random can adjust intermediate relay；Rate-determining steps are as follows: setting host
The control of energy temperature regulating controller, host start and stop temperature controller, random energy temperature regulating controller, random start and stop temperature controller
Temperature is sequentially increased, unit booting, the movement closure when host start and stop temperature controller detection temperature reaches setting value, when starting
Between relay obtain electric, start the time relay in the first via and be delayed contact timing closing, host start and stop intermediate relay obtain it is electric, it is main
100% energy level work of machine, 50% energy level work of total system, while host start and stop intermediate relay contact closure, main random interval
Time relay delay working controls main random interval time relay contact closure；When temperature is reduced to host energy temperature regulating control
When device setting value processed, host energy temperature regulating controller action is closed, and host can adjust intermediate relay to obtain electric, host in third road
50% energy level work, total system 25% can level work；When temperature increases to random start and stop temperature controller setpoint, random is opened
Stop temperature controller movement closure, first branch random start and stop intermediate relay obtains electric, 100% energy level work of random, total system
100% can level work；When temperature is reduced to random energy temperature regulating controller setting value, random energy temperature regulating controller action is closed
It closes, it is electric that third branch random can adjust intermediate relay to obtain, and 50% energy level work of random, total system 75% can level work.
Present invention work:
25%, 50%, 75%, the 100% of temperature increment can adjust operation: setting host start and stop temperature controller, host energy temperature adjustment
Degree controller, random start and stop temperature controller, random energy temperature regulating controller control temperature be sequentially increased, unit booting, when
Movement closure when host start and stop temperature controller detection temperature reaches setting value, the starting time relay obtain electric, open in the first via
Dynamic time relay delay contact timing closing, host start and stop intermediate relay obtain electric, 50% energy level work of host, total system
25% energy level work, while host start and stop intermediate relay contact closure, main random interval time relay delay working control master
Random interval time relay contact closure；When temperature increases to host energy temperature regulating controller setting value, host energy temperature adjustment
Controller action closure is spent, host can adjust intermediate relay to obtain electric in third road, 100% energy level work of host, total system 50%
It can level work；When temperature increases to random start and stop temperature controller setpoint, random start and stop temperature controller movement closure, the
One branch random start and stop intermediate relay obtains electric, 50% energy level work of random, 75% energy level work of total system；When temperature increases to
When random energy temperature regulating controller setting value, random energy temperature regulating controller action closure, third branch random can adjust it is intermediate after
Electric appliance obtains electric, 100% energy level work of random, 100% energy level work of total system.
Temperature increase and decrease 50%, 25%, 100%, 75% can adjust operation: a kind of main random of assembly type air-conditioning peculiar to vessel can adjust controlling party
Method, it is characterised in that: setting host energy temperature regulating controller, host start and stop temperature controller, random energy temperature regulating controller, attached
The control temperature of machine start and stop temperature controller is sequentially increased, unit booting, when host start and stop temperature controller detection temperature reaches
Movement closure when setting value, the starting time relay obtain electric, the delay contact timing closing of the starting time relay, master in the first via
Machine start and stop intermediate relay obtain it is electric, host 100% can level work, total system 50% can level work, while among host start and stop after
Electrical contact closure, main random interval time relay delay working control main random interval time relay contact closure；When
When temperature is reduced to host energy temperature regulating controller setting value, host energy temperature regulating controller action is closed, host in third road
Intermediate relay can be adjusted to obtain electric, 50% energy level work of host, total system 20% can level work；When temperature increases to random start and stop temperature
Spend controller setting value when, random start and stop temperature controller movement closure, first branch random start and stop intermediate relay obtain it is electric, it is attached
100% energy level work of machine, total system 100% can level work；It is attached when temperature is reduced to random energy temperature regulating controller setting value
Function temperature regulating controller action closure, it is electric that third branch random can adjust intermediate relay to obtain, 50% energy level work of random, whole
System 75% can level work.
Present system effectively reduces worker workload, and can switch over automatically to unit, without to machine system
System is adjusted, and solves the problems, such as that unit regulation switching is difficult, improves machine set compressor utilization rate, and balanced main random uses
Time improves complete machine service life, using good in the system of marine air conditioner unit.
Detailed description of the invention
Fig. 1 is present system figure.
In figure: control power supply AC, host start and stop temperature controller TS1, random start and stop temperature controller TS2, starting time
Relay KT1, the starting time relay delay contact KT1-1, main random interval time relay KT2, main random interval time
Relay contact KT2-1, host start and stop intermediate relay KA1, host start and stop intermediate relay contact KA1-1, in random start and stop
Between relay KA2, host energy temperature regulating controller TS3, random energy temperature regulating controller TS4, host can adjust intermediate relay
KA3, random can adjust intermediate relay KA4.
Specific embodiment
Below in conjunction with drawings and examples, the invention will be further described.
Shown in Fig. 1: it includes control power supply AC, host start and stop temperature that a kind of main random of assembly type air-conditioning peculiar to vessel, which can adjust control system,
Spend controller TS1, random start and stop temperature controller TS2, starting time relay KT1, starting time relay delay contact
KT1-1, main random interval time relay KT2, main random interval time relay contact KT2-1, host start and stop centre relay
Device KA1, host start and stop intermediate relay contact KA1-1, random start and stop intermediate relay KA2, host energy temperature regulating controller
TS3, random energy temperature regulating controller TS4, host can adjust intermediate relay KA3, random that can adjust intermediate relay KA4.Control electricity
Source one end AC is equipped with starting through the host start and stop intermediate relay contact TS1 points of four tunnels connection control power supply other ends, the first via
Time relay KT1, the second road are serially connected with starting time relay delay contact KT1-1 and host start and stop intermediate relay
KA1, third road, which is serially connected with host energy temperature regulating controller TS3 and host, can adjust intermediate relay KA3, and the 4th road is through random
Divide three branches in parallel after start and stop temperature controller TS2, concatenates main random interval time relay contact KT2-1 in the first branch
With random start and stop intermediate relay KA2, host start and stop intermediate relay contact KA1-1 and main random interval are concatenated in second branch
Time relay KT2, third branch road concatenation random energy temperature regulating controller TS4 and random can adjust intermediate relay KA4.
Rate-determining steps are as follows: setting host start and stop temperature controller, host energy temperature regulating controller, the control of random start and stop temperature
Device, random energy temperature regulating controller control temperature be sequentially increased, unit booting, when host start and stop temperature controller detect temperature
Movement closure when reaching setting value, the starting time relay obtain electric, start time relay delay contact delay in the first via and close
It closes, host start and stop intermediate relay obtains electric, 50% energy level work of host, 25% energy level work of total system, while host start and stop temperature
Controller closure is spent, main random interval time relay delay working controls main random interval time relay contact closure；When
When temperature increases to host energy temperature regulating controller setting value, host energy temperature regulating controller action is closed, host in third road
Intermediate relay can be adjusted to obtain electric, 100% energy level work of host, total system 50% can level work；When temperature increases to random start and stop
When temperature controller setpoint, random start and stop temperature controller movement closure, first branch random start and stop intermediate relay obtain it is electric,
50% energy level work of random, total system 75% can level work；It is attached when temperature increases to random energy temperature regulating controller setting value
Function temperature regulating controller action closure, it is electric that third branch random can adjust intermediate relay to obtain, 100% energy level work of random, whole
System 100% can level work.
Frequent operating condition is fluctuated as lifting occurs for temperature, then rate-determining steps are as follows: setting host energy temperature regulating controller, host
Start and stop temperature controller, random energy temperature regulating controller, random start and stop temperature controller control temperature be sequentially increased, unit is opened
Machine, the movement closure when host start and stop temperature controller detection temperature reaches setting value, the starting time relay obtain electric, the first via
Middle starting time relay delay contact timing closing, host start and stop intermediate relay obtains electric, 100% energy level work of host, whole
50% energy level work of system, while host start and stop intermediate relay contact closure, main random interval time relay delay working control
Make main random interval time relay contact closure；When temperature is reduced to host energy temperature regulating controller setting value, host energy
Temperature regulating controller action is closed, and host can adjust intermediate relay to obtain electric in third road, 50% energy level work of host, total system
25% can level work；When temperature increases to random start and stop temperature controller setpoint, the movement of random start and stop temperature controller is closed
It closes, first branch random start and stop intermediate relay obtains electric, 100% energy level work of random, 100% energy level work of total system；Work as temperature
When degree is reduced to random energy temperature regulating controller setting value, random energy temperature regulating controller action closure, third branch random energy
Intermediate relay is adjusted to obtain electric, 50% energy level work of random, total system 75% can level work.
On the basis of the above embodiments, equipped with two touching of switching between the second tunnel and two contacts and two relays of the first branch
Head exchanges the change-over switch of concatenation with two relays respectively, is parallel among random start and stop on host start and stop intermediate relay contact
Relay contact；It can temperature adjustments equipped with switching two between 4th tunnel and the two energy temperature regulating controllers and two relays of third branch
Degree controller exchanges the change-over switch of concatenation with two relays respectively.The movement of change-over switch switches, and changeable master, random fall
It changes, hostdown can be met, main random can be adjusted and the practical applications variation demand such as change.
Claims (2)
1. a kind of main random energy control method of assembly type air-conditioning peculiar to vessel, it is characterised in that: include control power supply, master using system
Machine start and stop temperature controller, random start and stop temperature controller, the starting time relay, the starting time relay delay contact, master
Random interval time relay, main random interval time relay contact, host start and stop intermediate relay, among host start and stop after
During electrical contact, random start and stop intermediate relay, host energy temperature regulating controller, random energy temperature regulating controller, host can be adjusted
Between relay and random can adjust intermediate relay, control power supply one end is through four tunnels of host start and stop temperature controller point connection control electricity
The source other end, the first via are equipped with the starting time relay, and the second road is serially connected with starting time relay delay contact and master
Machine start and stop intermediate relay, third road, which is serially connected with host energy temperature regulating controller and host, can adjust intermediate relay, the
Three branches in parallel are divided in four roads after random start and stop temperature controller, concatenate main random interval time relay in the first branch
Contact and random start and stop intermediate relay concatenate host start and stop intermediate relay contact and main random interval time in second branch
Relay, third branch road concatenation random energy temperature regulating controller and random can adjust intermediate relay；Rate-determining steps are as follows: setting master
The control of machine start and stop temperature controller, host energy temperature regulating controller, random start and stop temperature controller, random energy temperature regulating controller
Temperature processed is sequentially increased, unit booting, movement closure, starting when host start and stop temperature controller detection temperature reaches setting value
The time relay obtain it is electric, in the first via start the time relay be delayed contact timing closing, host start and stop intermediate relay obtain it is electric,
50% energy level work of host, 25% energy level work of total system, while host start and stop intermediate relay contact closure, main random interval
Time relay delay working controls main random interval time relay contact closure；When temperature increases to host energy temperature regulating control
When device setting value processed, host energy temperature regulating controller action is closed, and host can adjust intermediate relay to obtain electric, host in third road
100% energy level work, total system 50% can level work；When temperature increases to random start and stop temperature controller setpoint, random
Start and stop temperature controller movement closure, first branch random start and stop intermediate relay obtains electric, 50% energy level work of random, whole to be
System 75% can level work；When temperature increases to random energy temperature regulating controller setting value, random energy temperature regulating controller action is closed
It closes, it is electric that third branch random can adjust intermediate relay to obtain, and 100% energy level work of random, total system 100% can level work.
2. a kind of main random energy control method of assembly type air-conditioning peculiar to vessel, it is characterised in that: include control power supply, master using system
Machine start and stop temperature controller, random start and stop temperature controller, the starting time relay, the starting time relay delay contact, master
Random interval time relay, main random interval time relay contact, host start and stop intermediate relay, among host start and stop after
During electrical contact, random start and stop intermediate relay, host energy temperature regulating controller, random energy temperature regulating controller, host can be adjusted
Between relay and random can adjust intermediate relay, control power supply one end is through four tunnels of host start and stop temperature controller point connection control electricity
The source other end, the first via are equipped with the starting time relay, and the second road is serially connected with starting time relay delay contact and master
Machine start and stop intermediate relay, third road, which is serially connected with host energy temperature regulating controller and host, can adjust intermediate relay, the 4th tunnel
On after random start and stop temperature controller points three branches in parallel, concatenate main random interval time relay contact in the first branch
With random start and stop intermediate relay, host start and stop intermediate relay contact and main random interval time relay are concatenated in second branch
Device, third branch road concatenation random energy temperature regulating controller and random can adjust intermediate relay；Rate-determining steps are as follows: setting host energy
The control temperature of temperature regulating controller, host start and stop temperature controller, random energy temperature regulating controller, random start and stop temperature controller
Degree is sequentially increased, and unit booting, when host start and stop temperature controller detection temperature reaches setting value, movement closure, starts the time
Relay obtains electric, starts the time relay in the first via and is delayed contact timing closing, host start and stop intermediate relay obtains electric, host
100% can level work, total system 50% can level work, while host start and stop intermediate relay contact closure, when main random interval
Between relay delay working control main random interval time relay contact closure；When temperature is reduced to the control of host energy temperature regulating
When device setting value, host energy temperature regulating controller action closure, host intermediate relay can be adjusted to obtain electric, host 50% in third road
Energy level work, total system 25% can level works；When temperature increases to random start and stop temperature controller setpoint, random start and stop
Temperature controller movement closure, first branch random start and stop intermediate relay obtain electric, 100% energy level work of random, total system
100% can level work；When temperature is reduced to random energy temperature regulating controller setting value, random energy temperature regulating controller action is closed
It closes, it is electric that third branch random can adjust intermediate relay to obtain, and 50% energy level work of random, total system 75% can level work.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710984548.8A CN107747795B (en) | 2017-10-20 | 2017-10-20 | A kind of main random energy control method of assembly type air-conditioning peculiar to vessel |
| PCT/CN2017/116585 WO2019075890A1 (en) | 2017-10-20 | 2017-12-15 | Primary machine and secondary machine energy regulation control method for assembled vessel air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710984548.8A CN107747795B (en) | 2017-10-20 | 2017-10-20 | A kind of main random energy control method of assembly type air-conditioning peculiar to vessel |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107747795A CN107747795A (en) | 2018-03-02 |
| CN107747795B true CN107747795B (en) | 2019-08-30 |
Family
ID=61253022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710984548.8A Active CN107747795B (en) | 2017-10-20 | 2017-10-20 | A kind of main random energy control method of assembly type air-conditioning peculiar to vessel |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN107747795B (en) |
| WO (1) | WO2019075890A1 (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08315023A (en) * | 1995-05-18 | 1996-11-29 | Hitachi Ltd | Auxiliary facility system for computer |
| JPH1194331A (en) * | 1997-09-26 | 1999-04-09 | Toshiba Corp | Air conditioning control system |
| CN101360582A (en) * | 2005-12-21 | 2009-02-04 | Spx公司 | System and method for control of supplemental appliances |
| CN102109207A (en) * | 2009-12-24 | 2011-06-29 | 东莞市广大制冷有限公司 | Multi-compressor air conditioner control method and system |
| CN102434941A (en) * | 2011-10-27 | 2012-05-02 | 湖南百时得能源环保科技有限公司 | Dual-compressor air-conditioning system and optimizer thereof |
| CN103912967A (en) * | 2014-04-25 | 2014-07-09 | 江苏兆胜空调有限公司 | Marine air conditioner liquid supplying control system |
| CN105386976A (en) * | 2015-12-01 | 2016-03-09 | 江苏兆胜空调有限公司 | Stepped energy adjustment control system of screw compressor |
| CN106545930A (en) * | 2016-11-04 | 2017-03-29 | 广东汉维科技有限公司 | A kind of energy-efficient central air conditioner room and power-economizing method |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3636369A (en) * | 1970-04-23 | 1972-01-18 | American Standard Inc | Refrigerant compressor control-relay to control two time delays |
| FR2521272B1 (en) * | 1982-02-09 | 1985-12-13 | Bonnet Ets | CONTROL PROGRAMMER FOR MULTI-COMPRESSOR REFRIGERATION PLANT |
| CN2669099Y (en) * | 2003-11-20 | 2005-01-05 | 国内贸易部洛阳制冷机械厂 | Freon semi-closed refrigerant copressor evacuating control device |
| CN201178301Y (en) * | 2008-04-08 | 2009-01-07 | 上海梅山钢铁股份有限公司 | Air-conditioner compressor protective circuit |
| CN202338464U (en) * | 2011-11-25 | 2012-07-18 | 河北晶锐瓷业有限公司 | Automatic water drain device of air compressor |
| JP2015203514A (en) * | 2014-04-11 | 2015-11-16 | 富士通株式会社 | Air conditioner unit, air conditioning system, and air conditioning control method |
-
2017
- 2017-10-20 CN CN201710984548.8A patent/CN107747795B/en active Active
- 2017-12-15 WO PCT/CN2017/116585 patent/WO2019075890A1/en active Application Filing
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08315023A (en) * | 1995-05-18 | 1996-11-29 | Hitachi Ltd | Auxiliary facility system for computer |
| JPH1194331A (en) * | 1997-09-26 | 1999-04-09 | Toshiba Corp | Air conditioning control system |
| CN101360582A (en) * | 2005-12-21 | 2009-02-04 | Spx公司 | System and method for control of supplemental appliances |
| CN102109207A (en) * | 2009-12-24 | 2011-06-29 | 东莞市广大制冷有限公司 | Multi-compressor air conditioner control method and system |
| CN102434941A (en) * | 2011-10-27 | 2012-05-02 | 湖南百时得能源环保科技有限公司 | Dual-compressor air-conditioning system and optimizer thereof |
| CN103912967A (en) * | 2014-04-25 | 2014-07-09 | 江苏兆胜空调有限公司 | Marine air conditioner liquid supplying control system |
| CN105386976A (en) * | 2015-12-01 | 2016-03-09 | 江苏兆胜空调有限公司 | Stepped energy adjustment control system of screw compressor |
| CN106545930A (en) * | 2016-11-04 | 2017-03-29 | 广东汉维科技有限公司 | A kind of energy-efficient central air conditioner room and power-economizing method |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019075890A1 (en) | 2019-04-25 |
| CN107747795A (en) | 2018-03-02 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203849623U (en) | Constant-voltage water supply control system | |
| CN103277871B (en) | Outdoor fan of air-conditioner speed-regulating control device | |
| CN102996481A (en) | Cooling device and cooling method | |
| CN107747795B (en) | A kind of main random energy control method of assembly type air-conditioning peculiar to vessel | |
| CN207580137U (en) | A kind of main random of assembly type air-conditioning peculiar to vessel can adjust control system | |
| CN203384018U (en) | Air compressor energy-saving cabinet control system | |
| CN202613683U (en) | Central air-conditioning water pump motor controller and central air-conditioning refrigeration station system | |
| CN104481908A (en) | Fan motor device | |
| CN205207074U (en) | Special PMSM actuating system of air compressor machine | |
| CN104514777A (en) | Energy-saving servo control system of ceramic brick pressing machine | |
| CN107640307A (en) | A kind of main random of assembly type air-conditioning peculiar to vessel can adjust control system | |
| CN205918597U (en) | Helical -lobe compressor has level can transfer control system | |
| CN114061253B (en) | Control method of single-system refrigerator | |
| CN203851077U (en) | Automatic output power conversion control system for multi-torque motors | |
| CN102968068A (en) | Control circuit capable of achieving energy-saving working state | |
| CN105386976B (en) | A kind of helical-lobe compressor has level to adjust control system | |
| CN105228316A (en) | A kind of LED constant current driving control system | |
| CN217484734U (en) | Hydraulic clamp control device | |
| CN201991754U (en) | Automatic switching device of energy saving water pump | |
| CN207178168U (en) | Water pump high-efficiency energy-saving control | |
| CN203702516U (en) | Output control device of electric control cabinet of compressor | |
| CN103869744A (en) | Method and system for automatically switching communication modes of power controller | |
| CN216922495U (en) | Screw compressor linkage control system | |
| CN109164321A (en) | A kind of energy saving and power adjustable frequency converter loading system and loading method | |
| CN203786273U (en) | Automatic continuous impact testing circuit |
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 | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |