CN102295205A - Energy-saving elevator system and control method - Google Patents
Energy-saving elevator system and control method Download PDFInfo
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- CN102295205A CN102295205A CN2011102401794A CN201110240179A CN102295205A CN 102295205 A CN102295205 A CN 102295205A CN 2011102401794 A CN2011102401794 A CN 2011102401794A CN 201110240179 A CN201110240179 A CN 201110240179A CN 102295205 A CN102295205 A CN 102295205A
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Abstract
The invention discloses an energy-saving elevator system and a control method. The energy-saving elevator system comprises a control-loop unit, a control unit, a main control CPU (Central Processing Unit), a landing and a contactor POW (Program Of Work), wherein the output-control end of the CPU is connected with a control coil of the contactor POW, one end of a first normally-opened contact of the contactor POW is connected with a power supply, and the other end of the first normally-opened contact of the contactor POW is respectively connected to the inner parts of each input power supply of the control-loop unit, the control unit and the landing; and the other side of the main control CPU is connected with an elevator-activating loop, and the control unit and the landing are connected with the main control CPU through the elevator-activating loop to form a loop. In the invention, when an elevator is at a standby time period or in a stopping state for a long time, the main control CPU and the power supply of the elevator are only reserved for controlling the power supply of the contactor POW and the elevator-activating loop, and the power supply of other electric parts is cut off; when the elevator is in the mode of energy-saving standby, the electric power consumed by the main control CPU and the like is quite small; and through the elevator-activating loop, when the elevator is in the mode of pushbutton calling or special operation, the elevator can be activated and put into an operating mode.
Description
Technical field
The present invention relates to a kind of elevator device, particularly a kind of energy-conserving elevator system and control method.
Background technology
Elevator has obtained using widely in many occasions as the means of delivery of vertical lift.And under the influence of green energy conservation overall situation, along with the rising of the total installed capacity amount of elevator, its consumption to the energy also more and more is subjected to people's attention.
The inventor is divided into following components with the energy consumption of elevator:
1, the energy for carrying pedestrian or goods to consume by actuating device and electrical motor;
2, be the energy that lift cage illumination and demonstration etc. consume;
3, the energy that consumes during the elevator standby.
People paid close attention to preceding two energy resource consumption more in the elevator field in the past, as adopting the higher permanent magnetic synchronous traction machine of efficient, adopting method such as energy back feed device to reduce the energy resource consumption that actuating device and electrical motor bring; Or adopt energy-conservation LED illumination to replace traditional lighting system to reduce the energy resource consumption of cage illumination etc.
More than 10 kilowatt power draw easily when elevator drive is moved, the standby power of several hectowatts is often ignored by people during the elevator standby.Yet the energy very long in some elevator standby time, and time of run occasion seldom, that the energy that consumes during its standby consumes in the time of will be considerably beyond operation.Power consumption 250W calculates during with conventional elevator standby, and one day 24 hours stand-by power consumption consumes the electric energy of 6 kilowatt hours altogether, for some operations every days for several times or tens of times elevator, and the energy consumption when obviously the total amount of standby energy consumption far surpasses the elevator operation.
Chinese invention patent ublic specification of application CN101792080A (application number 201010113803.X) discloses a kind of elevator landing display of tool energy-saving effect, show and the communication part dormancy by making when the unmanned standby, and when exhaling ladder, activate demonstration and communication reaches purpose of energy saving.Yet stop demonstration and communication part only account for the sub-fraction of the conventional stand-by power consumption of elevator, with 10 layers of elevator is example, stop part stand-by power consumption not Football Association stand-by power consumption 20%, even adopted the method for this invention, the total stand-by power consumption of elevator still surpasses 200W, and its energy-saving effect is limited.
Summary of the invention
The objective of the invention is provides a kind of energy-conserving elevator system and control method that can reduce the standby energy consumption of elevator significantly in order to solve above-mentioned the deficiencies in the prior art.
To achieve these goals, a kind of energy-conserving elevator system that the present invention is designed, comprise control loop unit, actuation unit, master cpu, stop and contactless switch POW, it is characterized in that the output control terminal of CPU connects the control coil of contactless switch POW, first open contact, one end of contactless switch POW is connected with power supply, respectively the importing in the power supply of other end Access Control circuit units respectively, actuation unit and stop; Master cpu side joint in addition has the elevator activation loop, and actuation unit and stop are connected to form the loop by elevator activation loop and master cpu.
Described control loop unit comprises I/O loop, relay circuit and safety inspection loop; Described actuation unit comprises sedan-chair top and door machine and handles the railway carriage or compartment.
Described energy-conserving elevator system also comprises converter plant and charge circuit thereof, and the input supply terminal of converter plant and charge circuit thereof is connected with second open contact of contactless switch POW.
The control method of a kind of energy-conserving elevator provided by the invention system, the coil of contactless switch POW is controlled by master cpu, and first contact series connection of often opening of POW inserts described I/O loop and relay circuit and safety inspection loop, sedan-chair top and door machine and manipulation railway carriage or compartment, in the input power supply of parts such as stop, make master cpu 1 can control the power supply of these parts; Simultaneously the elevator activation loop links to each other with master cpu and to the master cpu give a signal, by master cpu control contactor POW adhesive, connect the power supply of elevator electric component, elevator enters servicing operating mode, described elevator activation loop by floor call button, sedan-chair top automatically/inspection switch, car automatically/inspection switch, urgent electric operation mode switch and fire mode switch activator; Described floor call button, sedan-chair top automatically/inspection switch, car automatically/inspection switch, urgent electric operation mode switch and fire mode switch directly monitored by master cpu.
Entering by elevator after a period of time out of service of energy-saving standby mode, and do not have instruction or call button registration or by setting the standby time section in advance at the energy-saving standby of setting in the time period, and do not have instruction or call button and registers and realize.
A kind of energy-conserving elevator system and control method that the present invention obtains, when elevator in the standby time section or when being in shut down condition for a long time, only keep the power supply of master cpu, elevator power supply control contactor POW and elevator activation loop, the power supply of other electric component is completely severed, and when energy-saving standby mode, the electric power that master cpu etc. consume is very little, can farthest reduce stand-by power consumption; By the elevator activation loop, when being arranged, button calling or special operational mode make elevator can activate and put into operational mode immediately.
Description of drawings
Fig. 1 is an elevator control power supply scheme drawing of the present invention;
Fig. 2 is a variable-frequency variable-voltage type of drive elevator control power supply scheme drawing;
Fig. 3 is of the present invention by landing button realization elevator activation loop embodiment;
Fig. 4 is the embodiment that is realized the elevator activation loop by special operational mode of the present invention.
Among the figure: master cpu 1, control loop unit 3, actuation unit 4, stop 5, elevator activation loop 6, contactless switch POW 7, button 21, diode 22, converter plant 23, charge circuit 24, sedan-chair top automatically/inspection switch 31, car automatically/inspection switch 32, urgent electric operation mode switch 33, fire mode switch 34, sedan-chair top 41, door machine 42, handle railway carriage or compartment 43, I/O loop 51, relay circuit 52, safety inspection 53, second open contact 71, first open contact 72.
The specific embodiment
The present invention is further described below in conjunction with drawings and Examples.
Embodiment:
As shown in Figure 1, a kind of energy-conserving elevator system and control method that present embodiment provides comprise I/O loop 51, relay circuit 52, safety inspection 53, sedan-chair top 41, door machine 42, handle railway carriage or compartment 43, master cpu 1, stop 5, contactless switch POW7 and elevator activation loop 6; Wherein, the coil of contactless switch POW7 is subjected to master cpu 1 control, and open contact 72 series connection of POW insert described I/O loop 51, relay circuit 52 and safety inspection loop 53, sedan-chair top 41, door machine 42 and manipulation railway carriage or compartment 43, in the input power supply of stop 5 parts such as grade, make master cpu 1 can control the power supply of these parts, when elevator is in energy-saving standby, can directly cut off the power supply of these parts, reach purpose of energy saving; Elevator activation loop 6 can detect stop 5 buttons and handle the state of railway carriage or compartment 43 buttons, also can monitor other special mode of operation state of elevator, and link to each other with master cpu 1, in case detected instruction or calling, or entered special mode of operation state, then send signal to master cpu 1, by master cpu 1 control contactor POW 7 adhesives, connect the power supply of other electric component of elevator, elevator detects the state of its residing state and safety return circuit again, if testing result satisfies the elevator condition of service, then elevator can enter servicing operating mode once more.
As shown in Figure 2, if the variable-frequency variable-voltage type of drive is adopted in the driving of elevator, elevator device also comprises converter plant 23 and charge circuit 24 thereof, master cpu 1 can be under energy-saving standby mode, open contact 71 series connection by contactless switch POW7 insert converter plant and charge circuit 2 thereof, cut off the power supply of converter plant and charge circuit 2 thereof, realize maximum purpose of energy saving.
Yet because there is big electric capacity in converter plant, must wait for after elevator activates that electric capacity charges and finish, elevator could drop into service again after the DC bus-bar voltage of converter plant surpassed predetermined value, and this process has 5 seconds charging duration approximately, can cause the sensation of elevator response lag to the passenger.As a kind of scheme of compromise, when elevator is in energy-saving standby mode, do not cut off the charge circuit power supply of converter plant, make the DC bus-bar voltage of converter plant remain normal working, thereby can activate elevator immediately.
When energy-saving standby mode, master cpu 1 activates elevator by continuing the state of monitoring stop call button or car call button when having detected when button is pressed.
Fig. 3 is a kind of embodiment that is realized the elevator activation loop by landing button.Referring to shown in Figure 3, button 21 can be the floor call button, also car call button, diode 22 is to prevent crosstalking between each button, its state is directly by master cpu 1 monitoring, wherein button adopts the matrix-scanning mode to detect, and SCAN1～SCANn is the scanning output of master cpu 1, and IN1～INn is the detection input port of master cpu 1.As the input circuit of elevator button state, simultaneously because master cpu 1 still keeps power supply when energy-saving standby, the elevator activation loop 6 when therefore also can be used as energy-saving standby uses when elevator normally moves in this loop.Because when energy-saving standby, all buttons all are in open-circuit condition, and the continued power in this loop can't cause too much power consumption.
Fig. 4 is the embodiment that is realized the elevator activation loop by special operational mode.Referring to shown in Figure 3, elevator sedan-chair top automatically/inspection switch 31, car automatically/be connected to master cpu 1 after inspection switch 32 and 33 series connection of urgent electric operation switch, master cpu 1 is the state of these switches of monitoring in real time, when any one switch disconnects, show that elevator is in inspection travel or urgent electric operation pattern, elevator is activated immediately and no longer enters energy-saving standby mode.Similarly, elevator fireman's switch 34 is also directly monitored by master cpu 1, and when fireman's switch moved, elevator also can withdraw from energy-saving standby mode immediately, realizes corresponding fire-fighting action.In this embodiment sedan-chair top automatically/inspection switch 31, car automatically/inspection switch 32, urgent electric operation switch 33 and the fireman's switch 34 common elevator activation loops 6 of forming.
Entering of energy-saving standby mode can be realized by following method: when elevator out of service and do not have car call button or the floor call button is pressed, keep (for example 15 minutes) after a period of time, still press without any button, then enter energy-saving standby mode; Also can be by setting in advance the standby time section, at the energy-saving standby of setting in the time period, and there is not car call button or the floor call button is pressed, then enter energy-saving standby mode, beyond the time period of this setting, then do not enter energy-saving standby mode.For example to most of elevator the standby mode at night can be set, be the energy-saving standby time period at PM 22:00-AM 6:00, allows to enter energy-saving standby mode in this time period, and can activate elevator by above-mentioned various elevator Activiation methods; At other times Duan Zewei normal operation mode, do not enter energy-saving standby mode.And for example for the dining room elevator, only have the guest to use at the dinner hour, it is PM 22:00-AM 11:00 and PM 14:00-PM 17:00 that the energy-saving standby time period then can be set.
The application of above the whole bag of tricks, main energy resource consumption such as I/O loop 51, relay circuit 52 and safety inspection loop 53 when the elevator standby, have been excised, sedan-chair top 41, door machine 42 and manipulation railway carriage or compartment 43, stop 5, only keep the power supply of the attached activation loop of master cpu 1 and other necessity, the power consumption in the time of can be with the elevator standby reduces more than 80%.
More than by embodiment the present invention is had been described in detail, but these are not to be construed as limiting the invention.Those skilled in the art also can make some distortion and improvement under the situation that does not break away from the principle of the invention, and these also should be considered as belonging to guarantor of the present invention and enclose.
Claims (5)
1. energy-conserving elevator system, comprise control loop unit (3), actuation unit (4), master cpu (1), stop (5) and contactless switch POW (7), it is characterized in that the output control terminal of CPU (1) connects the control coil of contactless switch POW (7), first open contact (72) one ends of contactless switch POW (7) are connected with power supply, and the other end is respectively importing in the power supply of Access Control circuit units (3), actuation unit (4) and stop (5) respectively; Master cpu (1) side joint in addition has elevator activation loop (6), and actuation unit (4) and stop (5) are connected to form the loop by elevator activation loop (6) and master cpu (1).
2. energy-conserving elevator according to claim 1 system is characterized in that described control loop unit (3) comprises I/O loop (51), relay circuit (52) and safety inspection loop (53); Described actuation unit (4) comprises sedan-chair top (41) and door machine (42) and handles railway carriage or compartment (43).
3. energy-conserving elevator according to claim 1 and 2 system, also comprise converter plant (23) and charge circuit (24) thereof, it is characterized in that the input supply terminal of converter plant (21) and charge circuit (22) thereof is connected with second open contact (71) of contactless switch POW (7).
4. the control method of an energy-conserving elevator according to claim 1 system, the coil that it is characterized in that contactless switch POW (7) is subjected to master cpu (1) control, and first contact (72) series connection of often opening of POW inserts described I/O loop (51) and relay circuit (52) and safety inspection loop (53), sedan-chair top (41) and door machine and manipulation railway carriage or compartment (43), in the input power supply of stop parts such as (5), make master cpu 1 can control the power supply of these parts; Simultaneously elevator activation loop (6) links to each other with master cpu (1) and to master cpu (1) give a signal, by master cpu (1) control contactor POW (7) adhesive, connect the power supply of elevator electric component, elevator enters servicing operating mode, described elevator activation loop (6) by stop (5) call button, sedan-chair top automatically/inspection switch (31), car automatically/inspection switch (32), urgent electric operation mode switch (33) and fire mode switch (34) activation; Described stop (5) call button, sedan-chair top automatically/inspection switch (31), car automatically/inspection switch (32), urgent electric operation mode switch (33) and fire mode switch (34) directly monitored by master cpu (1).
5. control method according to the described energy-conserving elevator of claim 4 system, it is characterized in that entering by elevator after a period of time out of service of energy-saving standby mode, and do not have the registration of instruction or call button or pass through to set in advance the standby time section, at the energy-saving standby of setting in the time period, and do not have instruction or call button and register and realize.
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| CN2011102401794A CN102295205A (en) | 2011-08-19 | 2011-08-19 | Energy-saving elevator system and control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011102401794A CN102295205A (en) | 2011-08-19 | 2011-08-19 | Energy-saving elevator system and control method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113753695A (en) * | 2021-08-23 | 2021-12-07 | 杭州西奥电梯有限公司 | Elevator energy-saving method and energy-saving control device |
| CN116782352A (en) * | 2023-08-25 | 2023-09-19 | 深圳国人无线通信有限公司 | Energy saving method and system for elevator communication system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001002335A (en) * | 1999-06-25 | 2001-01-09 | Hitachi Ltd | Elevator device |
| CN101039862A (en) * | 2005-04-07 | 2007-09-19 | 三菱电机株式会社 | Elevator system and operation control method thereof |
| CN101885440A (en) * | 2009-05-11 | 2010-11-17 | 三洋电梯(珠海)有限公司 | Method and device for saving energy of elevator |
| CN202201606U (en) * | 2011-08-19 | 2012-04-25 | 宁波市鸿腾机电有限公司 | Energy-saving elevator system |
-
2011
- 2011-08-19 CN CN2011102401794A patent/CN102295205A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001002335A (en) * | 1999-06-25 | 2001-01-09 | Hitachi Ltd | Elevator device |
| CN101039862A (en) * | 2005-04-07 | 2007-09-19 | 三菱电机株式会社 | Elevator system and operation control method thereof |
| CN101885440A (en) * | 2009-05-11 | 2010-11-17 | 三洋电梯(珠海)有限公司 | Method and device for saving energy of elevator |
| CN202201606U (en) * | 2011-08-19 | 2012-04-25 | 宁波市鸿腾机电有限公司 | Energy-saving elevator system |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113753695A (en) * | 2021-08-23 | 2021-12-07 | 杭州西奥电梯有限公司 | Elevator energy-saving method and energy-saving control device |
| CN116782352A (en) * | 2023-08-25 | 2023-09-19 | 深圳国人无线通信有限公司 | Energy saving method and system for elevator communication system |
| CN116782352B (en) * | 2023-08-25 | 2023-11-10 | 深圳国人无线通信有限公司 | Energy saving method and system for elevator communication system |
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Application publication date: 20111228 |