CN101885440B - Method and device for saving energy of elevator - Google Patents
Method and device for saving energy of elevator Download PDFInfo
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- CN101885440B CN101885440B CN2009101364733A CN200910136473A CN101885440B CN 101885440 B CN101885440 B CN 101885440B CN 2009101364733 A CN2009101364733 A CN 2009101364733A CN 200910136473 A CN200910136473 A CN 200910136473A CN 101885440 B CN101885440 B CN 101885440B
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Abstract
The invention discloses a method for saving energy of an elevator, which comprises the following steps of: acquiring operating condition information or idle condition information of an elevator; generating a first control signal according to the operating condition information, or generating a second control signal according to the idle condition information; and switching on a front contactor of a frequency converter of the elevator according to the first control signal, or switching off the front contactor of the frequency converter according to the second control signal, wherein the front contactor of the frequency converter is used for switching on or switching off power transmission from a public supply network to the frequency converter of the elevator. The invention also discloses another method for saving energy of the elevator and a device corresponding to the two methods. The methods and the device have the advantages of: automatically switching off power supply circuits of the frequency converter of the elevator when the elevator is in the idle condition, and automatically recovering power supply to the frequency converter when the elevator needs operating so as to greatly reduce energy consumption of the elevator and save a great amount of electric energy.
Description
Technical field
The present invention relates to the elevator energy-saving technical field, relate in particular to a kind of elevator energy-saving method and device.
Background technology
In today of electric energy growing tension, how the actv. saves energy is the problem that people relatively pay close attention to always.With the residential lift is example, and residential lift actual run time every day is no more than 10%, and 90% above time all was in waiting state.Fig. 1 is the structural representation of energy saving system of elevator in the prior art, and is as shown in Figure 1, is in idle condition when microcomputerized controller detects elevator; And when reaching certain hour; Through control car intraoral illumination contactless switch public electric wire net is stopped to the power supply of car interior lighting device, thereby make car intraoral illumination SELF CL, but the interior equal normal operation of all electric components of control housing this moment; Particularly frequency converter is in running order always, thereby has wasted a large amount of electric energy.
Summary of the invention
Technical matters to be solved by this invention is; A kind of elevator energy-saving method and device are provided; Make and to cut off the supply line of frequency converter automatically when elevator is in idle condition; And when elevator need move, recover to give inverter supply automatically, thus elevator energy consumption will significantly be reduced, save a large amount of electric energy.
For solving the problems of the technologies described above, the present invention provides a kind of elevator energy-saving method, comprising:
Obtain the running state information or the idle condition information of elevator;
Produce first control signal or according to said idle condition information generating second control signal according to said running state information;
Connect the frequency converter front end contactless switch of elevator according to said first control signal; Or break off said frequency converter front end contactless switch according to said second control signal; Wherein, said frequency converter front end contactless switch is used to be switched on or switched off the electric power transmission of public electric wire net to the elevator variable frequency device.
The present invention also provides a kind of device of realizing above-mentioned elevator energy-saving method, comprising:
The information acquisition module is used to obtain the running state information or the idle condition information of elevator;
Control module; Be connected with said information acquisition module; Be used for connecting frequency converter front end contactless switch, or break off said frequency converter front end contactless switch according to the said idle condition information that said information acquisition module obtains according to the said running state information that said information acquisition module obtains; Wherein, said frequency converter front end contactless switch is used to be switched on or switched off the electric power transmission of public electric wire net to the elevator variable frequency device.
The present invention also provides a kind of elevator energy-saving method, comprising:
Microcomputerized controller obtains the running state information or the idle condition information of elevator, and produces first control signal or according to said idle condition information generating second control signal according to said running state information;
Connect the car intraoral illumination contactless switch of elevator according to said first control signal, or break off said car intraoral illumination contactless switch according to said second control signal;
The frequency converter front end contactless switch of elevator when said car intraoral illumination contactless switch is connected; Or said frequency converter front end contactless switch when said car intraoral illumination contactless switch breaks off; Wherein, said frequency converter front end contactless switch is used to be switched on or switched off the electric power transmission of public electric wire net to the elevator variable frequency device.
The present invention also provides a kind of device of realizing above-mentioned elevator energy-saving method, comprising:
Microcomputerized controller is used to obtain the running state information or the idle condition information of elevator, and produces first control signal or according to said idle condition information generating second control signal according to said running state information;
Car intraoral illumination contactless switch; Be connected with said microcomputerized controller; Be used to be switched on or switched off the electric power transmission of public electric wire net to the car intraoral illumination equipment of elevator, this car intraoral illumination contactless switch is set to break off according to said first control signal connection or according to said second control signal;
Frequency converter front end contactless switch; Be connected with said car intraoral illumination contactless switch; Be used to be switched on or switched off the electric power transmission of public electric wire net to the elevator variable frequency device; This frequency converter front end contactless switch is set to when said car intraoral illumination contactless switch is connected, and when said car intraoral illumination contactless switch breaks off.
The technique effect that the present invention reached: make on the basis that does not change existing energy-saving device of elevator structure through in microcomputerized controller, adding the Energy Saving Control program; Make the mode of operation of microcomputerized controller ability automatic guidance frequency converter, thereby saved a large amount of electric energy; Perhaps, make the open circuited while of car intraoral illumination that frequency converter also quits work, thereby reach the purpose of saves energy through sealing in car intraoral illumination contactless switch in the control path between microcomputerized controller and frequency converter front end contactless switch.
Description of drawings
Fig. 1 is the structural representation of energy saving system of elevator in the prior art;
Fig. 2 is the schematic flow sheet of the elevator energy-saving method of the embodiment of the invention one;
Fig. 3 is the structural representation of the energy-saving device of elevator of the embodiment of the invention two;
Fig. 4 is the schematic flow sheet of the elevator energy-saving method of the embodiment of the invention three;
Fig. 5 is the structural representation of the energy-saving device of elevator of the embodiment of the invention four.
The specific embodiment
Below in conjunction with accompanying drawing the embodiment of the invention is elaborated.
Embodiment one
Fig. 2 is the schematic flow sheet of the elevator energy-saving method of the embodiment of the invention one.As shown in Figure 2, this method comprises:
S21, the running state information of obtaining elevator or idle condition information;
S22, produce first control signal or according to said idle condition information generating second control signal according to said running state information;
S23, connect the frequency converter front end contactless switch of elevator according to said first control signal; Or break off said frequency converter front end contactless switch according to said second control signal; Wherein, said frequency converter front end contactless switch is used to be switched on or switched off the electric power transmission of public electric wire net to the elevator variable frequency device.
In the present embodiment, said running state information or the idle condition information of obtaining elevator comprises: the state that is detected the Elevator landing switch by microcomputerized controller; Leave the flat bed induction zone when detecting the Elevator landing switch, then obtain the running state information of elevator; Get into the flat bed induction zone when detecting the Elevator landing switch; And the length of the halt in said flat bed induction zone surpasses the Preset Time value, and (said Preset Time value can be arranged between 10 seconds and 20 seconds; Like desirable 15 seconds of said Preset Time value), then obtain the idle condition information of elevator.After the running state information of obtaining elevator or idle condition information; Microcomputerized controller produces first control signal and connects the frequency converter front end contactless switch of elevator according to said first control signal according to said running state information, perhaps breaks off frequency converter front end contactless switch according to idle condition information generating second control signal and according to said second control signal.Therefore, elevator is when running state, and its frequency converter front end contactless switch is connected, and the elevator variable frequency device powers on, thereby driving motor drives ascending for elevator or descending; Elevator is when idle condition, and its frequency converter front end contactless switch breaks off, the outage of elevator variable frequency device, thus reach purpose of energy saving.
The beneficial effect that present embodiment reaches: make on the basis that does not change existing energy-saving device of elevator structure through in the elevator microcomputerized controller, adding the Energy Saving Control program; Make the mode of operation of microcomputerized controller ability automatic guidance elevator variable frequency device; Thereby saved a large amount of electric energy; And need in elevator, not increase the additional hardware circuit, can not increase cost.
Embodiment two
Fig. 3 is the structural representation of the energy-saving device of elevator of the embodiment of the invention two.As shown in Figure 3, this device comprises:
In the present embodiment; Said device also can comprise state detection module; Be used to detect the state of Elevator landing switch, leave the flat bed induction zone when detecting the Elevator landing switch, then the running state information with elevator sends to said information acquisition module 31; Get into the flat bed induction zone when detecting the Elevator landing switch; And the length of the halt in said flat bed induction zone surpasses Preset Time value (the Preset Time value can be arranged between 10 seconds and 20 seconds, as desirable 15 seconds), and then the idle condition information with elevator sends to said information acquisition module 31.Said then control module 32 produces first control signal according to said running state information and connects the frequency converter front end contactless switch of elevator according to said first control signal; Perhaps break off frequency converter front end contactless switch according to idle condition information generating second control signal and according to said second control signal; Wherein, When frequency converter front end contactless switch is connected; Frequency converter front end contactless switch is connected the electric power transmission of public electric wire net to the elevator variable frequency device, and this moment, frequency converter powered on, thereby driving motor drives ascending for elevator or descending; When frequency converter front end contactless switch broke off, frequency converter front end contactless switch broke off the electric power transmission of public electric wire net to the elevator variable frequency device, the frequency converter outage, thus reach purpose of energy saving.
The device that present embodiment provides can change the mode of operation of elevator variable frequency device according to the automatic guidance of elevator, thereby has saved a large amount of electric energy, and need in elevator, not increase the additional hardware circuit, can not increase cost.
Embodiment three
Fig. 4 is the schematic flow sheet of the elevator energy-saving method of the embodiment of the invention three.As shown in Figure 4, this method comprises:
S41, microcomputerized controller obtain the running state information or the idle condition information of elevator, and produce first control signal or according to said idle condition information generating second control signal according to said running state information;
S42, connect the car intraoral illumination contactless switch of elevator, or break off said car intraoral illumination contactless switch according to said second control signal and connect and break off according to said first control signal;
S43, the frequency converter front end contactless switch that makes elevator when said car intraoral illumination contactless switch is connected; Or said frequency converter front end contactless switch when said car intraoral illumination contactless switch breaks off, said frequency converter front end contactless switch is used to be switched on or switched off the electric power transmission of public electric wire net to the elevator variable frequency device.
In the present embodiment, running state information or idle condition information that said microcomputerized controller obtains elevator specifically comprise: the state that detects the Elevator landing switch; Leave the flat bed induction zone when detecting the Elevator landing switch, then obtain the running state information of elevator; Get into the flat bed induction zone when detecting the Elevator landing switch, and the length of the halt in said flat bed induction zone then obtains the idle condition information of elevator above Preset Time value (this Preset Time value can be arranged between 10 seconds and 20 seconds, as desirable 15 seconds).
In the present embodiment; Said car intraoral illumination contactless switch connection mode and difference of the prior art are; Said car intraoral illumination contactless switch also is connected with said frequency converter front end contactless switch; Car intraoral illumination contactless switch change state under the control of microcomputerized controller; The state variation of said frequency converter front end contactless switch is identical with the state variation of said car intraoral illumination contactless switch, promptly when car intraoral illumination contactless switch is connected then frequency converter front end contactless switch connect simultaneously, then frequency converter front end contactless switch breaks off simultaneously when car intraoral illumination contactless switch breaks off.Thereby car interior lighting device and frequency converter front end contactless switch are done corresponding change according to car intraoral illumination contactless switch on-state; When being the connection of car intraoral illumination contactless switch; Then the car interior lighting device is opened illumination functions; Frequency converter front end contactless switch is connected frequency converter is powered on, thereby makes elevator upstream or downstream under the drive of electrical motor; When car intraoral illumination contactless switch broke off, then the car interior lighting device was closed illumination functions, and frequency converter front end contactless switch disconnection this moment makes the frequency converter outage, and it is out of service that elevator is in idle condition.
The beneficial effect that present embodiment reaches: through sealing in car intraoral illumination contactless switch in the control path between microcomputer Control of LIFT device and frequency converter front end contactless switch; Make the open circuited while of car intraoral illumination; The elevator variable frequency device also quits work, thereby reaches the purpose of saves energy.
Embodiment four
Fig. 5 is the structural representation of the energy-saving device of elevator of the embodiment of the invention four.As shown in Figure 5, this device comprises:
Car intraoral illumination contactless switch 52; Be connected with said microcomputerized controller; Be used to be switched on or switched off the electric power transmission of public electric wire net to the car intraoral illumination equipment of elevator, this car intraoral illumination contactless switch is set to break off according to said first control signal connection or according to said second control signal;
Frequency converter front end contactless switch 53; Be connected with said car intraoral illumination contactless switch; Be used to be switched on or switched off the electric power transmission of public electric wire net to the elevator variable frequency device; This frequency converter front end contactless switch is set to when said car intraoral illumination contactless switch is connected, and when said car intraoral illumination contactless switch breaks off.
The device of present embodiment also can comprise state detection module; Be used to detect the state of Elevator landing switch; Leave the flat bed induction zone when detecting the Elevator landing switch; Then the running state information with elevator sends to said microcomputerized controller, get into the flat bed induction zone when detecting the Elevator landing switch, and the length of the halt in said flat bed induction zone surpasses the Preset Time value, and (this Preset Time value can be arranged between 10 seconds and 20 seconds; As desirable 15 seconds), then the idle condition information with elevator sends to said microcomputerized controller.Then, the running state information or the idle condition information of the elevator that microcomputerized controller 51 receiving condition detection modules send produce first control signal according to said running state information or then according to said idle condition information generating second control signal.First control signal that car intraoral illumination contactless switch 52 produces according to microcomputerized controller 51; Connect the electric power transmission of public electric wire net to the car intraoral illumination equipment of elevator; Or, break off the electric power transmission of public electric wire net to the car intraoral illumination equipment of elevator according to second control signal that microcomputerized controller 51 produces.Frequency converter front end contactless switch 53 is connected with said car intraoral illumination contactless switch 52; This frequency converter front end contactless switch 53 is set to when said car intraoral illumination contactless switch is connected; Promptly connect the electric power transmission of public electric wire net to the elevator variable frequency device; And when said car intraoral illumination contactless switch breaks off, promptly break off the electric power transmission of public electric wire net to the elevator variable frequency device.
Present embodiment and prior art distinguishing characteristics are; Said microcomputerized controller is connected with said car intraoral illumination contactless switch; Be used to control the on-state of contactless switch in the car; The interior contactless switch of said then car not only is connected with the car interior lighting device and also is connected with said frequency converter front end contactless switch, thereby it is consistent with the mode of operation and the said car intraoral illumination contactless switch on-state of frequency converter to reach the car interior lighting device.
The beneficial effect that this enforcement reached: through sealing in car intraoral illumination contactless switch in the control path between microcomputer Control of LIFT device and frequency converter front end contactless switch; Make the open circuited while of car intraoral illumination; The elevator variable frequency device also quits work, thereby reaches the purpose of saves energy.
The above is a preferred implementation of the present invention; Should be understood that; For the person of ordinary skill of the art; Under the prerequisite that does not break away from the principle of the invention, can also on the basis of above-mentioned disclosed embodiment, make some improvement and retouching, these improvement and retouching also are regarded as protection scope of the present invention.
Claims (5)
1. an elevator energy-saving method is characterized in that, comprising:
Obtain the running state information or the idle condition information of elevator;
Produce first control signal or according to said idle condition information generating second control signal according to said running state information;
Connect the frequency converter front end contactless switch of elevator according to said first control signal; Or breaking off said frequency converter front end contactless switch according to said second control signal, wherein said frequency converter front end contactless switch is used to be switched on or switched off public electric wire net and transmits to the electric power of elevator variable frequency device.
2. method according to claim 1 is characterized in that, said running state information or the idle condition information of obtaining elevator comprises:
Detect the state of Elevator landing switch;
Leave the flat bed induction zone when detecting the Elevator landing switch, then obtain the running state information of elevator;
Get into the flat bed induction zone when detecting the Elevator landing switch, and the length of the halt in said flat bed induction zone then obtains the idle condition information of elevator above the Preset Time value.
3. method according to claim 2 is characterized in that, said Preset Time value is between 10 seconds and 20 seconds.
4. an elevator energy-saving method is characterized in that, comprising:
Microcomputerized controller obtains the running state information or the idle condition information of elevator, and produces first control signal or according to said idle condition information generating second control signal according to said running state information;
Connect the car intraoral illumination contactless switch of elevator according to said first control signal, or break off said car intraoral illumination contactless switch according to said second control signal;
The frequency converter front end contactless switch of elevator when said car intraoral illumination contactless switch is connected; Or said frequency converter front end contactless switch when said car intraoral illumination contactless switch breaks off; Wherein, said frequency converter front end contactless switch is used to be switched on or switched off the electric power transmission of public electric wire net to the elevator variable frequency device.
5. method according to claim 4 is characterized in that, running state information or idle condition information that said microcomputerized controller obtains elevator specifically comprise:
Detect the state of Elevator landing switch;
Leave the flat bed induction zone when detecting the Elevator landing switch, then obtain the running state information of elevator;
Get into the flat bed induction zone when detecting the Elevator landing switch, and the length of the halt in said flat bed induction zone then obtains the idle condition information of elevator above the Preset Time value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101364733A CN101885440B (en) | 2009-05-11 | 2009-05-11 | Method and device for saving energy of elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009101364733A CN101885440B (en) | 2009-05-11 | 2009-05-11 | Method and device for saving energy of elevator |
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| Publication Number | Publication Date |
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| CN101885440A CN101885440A (en) | 2010-11-17 |
| CN101885440B true CN101885440B (en) | 2012-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009101364733A Active CN101885440B (en) | 2009-05-11 | 2009-05-11 | Method and device for saving energy of elevator |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102311020B (en) * | 2011-08-19 | 2013-07-03 | 宁波市鸿腾机电有限公司 | Layer station activation device for energy-saving elevator system and control method thereof |
| CN102295205A (en) * | 2011-08-19 | 2011-12-28 | 宁波市鸿腾机电有限公司 | Energy-saving elevator system and control method |
| CN103482436B (en) * | 2013-09-26 | 2015-05-13 | 四川科莱电梯股份有限公司 | Energy-saving circuit of elevator |
| CN108840188B (en) * | 2017-04-12 | 2021-06-25 | 海南蒙鑫信息科技发展有限公司 | Call registration system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN200974729Y (en) * | 2006-12-01 | 2007-11-14 | 华南理工大学 | Counter weight power adjustable energy-saving elevator |
| CN101079586A (en) * | 2006-05-22 | 2007-11-28 | 东芝电梯株式会社 | Energy-saving elevator and elevator energy-saving method |
| CN201424316Y (en) * | 2009-05-11 | 2010-03-17 | 三洋电梯(珠海)有限公司 | Elevator energy-saving device |
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2009
- 2009-05-11 CN CN2009101364733A patent/CN101885440B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101079586A (en) * | 2006-05-22 | 2007-11-28 | 东芝电梯株式会社 | Energy-saving elevator and elevator energy-saving method |
| CN200974729Y (en) * | 2006-12-01 | 2007-11-14 | 华南理工大学 | Counter weight power adjustable energy-saving elevator |
| CN201424316Y (en) * | 2009-05-11 | 2010-03-17 | 三洋电梯(珠海)有限公司 | Elevator energy-saving device |
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| CN101885440A (en) | 2010-11-17 |
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