CN103072854A - Elevator energy-saving device based on solar technology and operation control method thereof - Google Patents
Elevator energy-saving device based on solar technology and operation control method thereof Download PDFInfo
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- CN103072854A CN103072854A CN2013100132152A CN201310013215A CN103072854A CN 103072854 A CN103072854 A CN 103072854A CN 2013100132152 A CN2013100132152 A CN 2013100132152A CN 201310013215 A CN201310013215 A CN 201310013215A CN 103072854 A CN103072854 A CN 103072854A
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Abstract
The invention relates to an elevator energy-saving device based on a solar technology, and the device is characterized by consisting of an embedded microprocessing control circuit, a state detection circuit, a first direct current voltage adjusting circuit, a second direct current voltage adjusting circuit, a photovoltaic controller, a super capacitor module, a storage battery module and a fault prompt and emergency processing circuit. According to the elevator energy-saving device based on the solar technology and the operation control method thereof, the power supply of an elevator is automatically switched in different working environments and states, so that the working efficiency is improved.
Description
Technical field
The present invention relates to the elevator control field, especially a kind of energy-saving device of elevator and progress control method thereof based on heliotechnics.
Background technology
Elevator is now more and more, and in the electricity consumption condition survey statistics to hotel, office building etc., the elevator power consumption accounts for more than the 17%-25% of total electricity consumption, is only second to the idle call electric weight, is higher than the power consumption of illumination, water supply etc.
Along with the continuous expansion of modern production scale and people's living standard improve constantly, the electric energy imbalance between supply and demand becomes increasingly conspicuous, and the economize on electricity cry grows to even greater heights.Relevant statistics shows, the electric energy of motor run load consumption accounts for more than 70% of total power consumption.Therefore, the motor driving system saves energy has social effect and the economic benefit of particular importance.
The approach of motor driving system saves energy mainly contains two large classes: a class is to improve the operating efficiency of motor driving system, be to improve the conservation measures that load running efficient is target such as blower fan, pump speed control, to adopt frequency converter timing to replace the asynchronous motor variable voltage control be to improve the conservation measures that the electrical motor operating efficiency is target to elevator traction machine for another example.Another kind of is that the mechanical energy (potential energy, kinetic energy) in the load in the motion is transformed into electric energy (regenerative electric energy) and loopback to AC network by energy feedback device, for near other consumer, make motor driving system consume the decline of electrical network electric energy in the unit time, thereby reach the purpose of saves energy.
Yet, in the lift appliance, if its power supply part job insecurity can have a strong impact on the use of elevator, therefore, be necessary very much to develop a cover and be applicable to the control system that the elevator power supply automaticallyes switch.The present invention proposes to adopt the theory of solar power and civil power input hybrid power supply that the electric power system of elevator is regulated and control.
Summary of the invention
In view of this, the purpose of this invention is to provide a kind of energy-saving device of elevator based on heliotechnics.
Another object of the present invention provides a kind of progress control method of the energy-saving device of elevator based on heliotechnics.
The present invention adopts following scheme to realize: a kind of energy-saving device of elevator based on heliotechnics, comprise an embedded microprocessor control circuit, it is characterized in that: described embedded microprocessor control circuit connects respectively the mouth of a state detection circuit, the control end of one first vdc Circuit tuning, the control end of one second vdc Circuit tuning and the control end of a photovoltaic controller; The low tension terminal of described the first vdc Circuit tuning connects the high-pressure side of a super capacitor module and described the second vdc Circuit tuning; The low tension terminal of described the second vdc Circuit tuning connects the mouth of a storage battery module and described controller; The input end of described controller connects a solar energy photovoltaic system; The voltage end of the voltage end of described storage battery module, described super capacitor module be connected the high-pressure side of the first vdc Circuit tuning and connect respectively the input end of described state detection circuit; The high-pressure side of described the first vdc Circuit tuning is as the mouth of described energy-saving device of elevator based on heliotechnics.
In an embodiment of the present invention, also comprise fault prompting and emergency treatment circuit; The input end of described fault prompting and emergency treatment circuit connects described embedded microprocessor control circuit.
In an embodiment of the present invention, the mouth of described energy-saving device of elevator based on heliotechnics connects the voltage end of an elevator frequency converter dc bus.
The present invention also provides a kind of progress control method of the energy-saving device of elevator based on heliotechnics, it is characterized in that: state detection circuit detects voltage, the voltage of super capacitor module and the voltage of elevator frequency converter dc bus of storage battery module, this moment, the embedded microprocessor control circuit was controlled the mode of operation of the first vdc Circuit tuning, the second vdc Circuit tuning and photovoltaic controller according to these voltages, and concrete mode is as follows:
1) prescribe a time limit above the high-pressure door of its setting when the voltage of super capacitor module, the embedded microprocessor control circuit is opened the second vdc Circuit tuning and is made it be operated in decompression mode, and energy flows to the storage battery module from the super capacitor module; At this moment, if surpassing the high-pressure door of its setting, storage battery module voltage prescribes a time limit, the embedded microprocessor control circuit makes the second vdc Circuit tuning be operated in boost mode or standby mode, and the control photovoltaic controller quits work the past storage battery module charging of solar energy photovoltaic system;
2) when the voltage of super capacitor module was between the high pressure thresholding of its setting and low pressure thresholding, the embedded microprocessor control circuit stops the second vdc Circuit tuning made it be in standby mode;
3) when the voltage of super capacitor module was lower than the low pressure thresholding of its setting, the embedded microprocessor control circuit was opened the second vdc Circuit tuning and is made it be operated in boost mode; Energy flows to the super capacitor module from the storage battery module; At this moment, if when storage battery module voltage is lower than the low pressure thresholding of its setting, the embedded microprocessor control circuit makes the second vdc Circuit tuning be operated in decompression mode or standby mode; If both energy are all not enough, described energy saver automaticallyes switch provides elevator to move needed energy by utility grid;
4) high-pressure door that surpasses its setting when the voltage of elevator frequency converter dc bus in limited time, the embedded microprocessor control circuit is opened the first vdc Circuit tuning and is made it be operated in decompression mode, energy flows to the super capacitor module from the elevator frequency converter dc bus, and described energy saver absorbs the energy that elevator discharges; At this moment, if when super capacitor module voltage was higher than the high value of setting of this module, the embedded microprocessor control circuit made the first vdc Circuit tuning be operated in boost mould or standby mode formula;
5) when the voltage of elevator frequency converter dc bus was between the high pressure thresholding of its setting and low pressure thresholding, the embedded microprocessor control circuit stops the first vdc Circuit tuning made it be in readiness for action;
6) when the voltage of elevator frequency converter dc bus is lower than the low pressure thresholding of its setting, the embedded microprocessor control circuit is enabled the first vdc Circuit tuning and is made it be operated in boost mode, energy flows to the elevator frequency converter dc bus from the super capacitor module, use by supplying with elevator after the inverter inversion in the elevator frequency converter, described energy saver gives off energy for elevator again; At this moment, when if super capacitor module voltage is lower than the setting low value of this module, the embedded microprocessor control circuit makes the first vdc Circuit tuning be operated in decompression mode or standby mode, and described energy saver automaticallyes switch provides elevator to move needed energy by utility grid.
Technical scheme of the present invention can so that the electrical source of power of elevator automaticallyes switch at different working environments and state, ensure the stable work of elevator safety.
Description of drawings
Fig. 1 is the system chart of solar-electricity ladder device of the present invention.
The specific embodiment
For making purpose of the present invention, technical scheme and advantage clearer, below will by specific embodiment and relevant drawings, the present invention be described in further detail.
The invention provides a kind of energy-saving device of elevator based on heliotechnics, comprise an embedded microprocessor control circuit, it is characterized in that: described embedded microprocessor control circuit connects respectively the mouth of a state detection circuit, the control end of one first vdc Circuit tuning, the control end of one second vdc Circuit tuning and the control end of a photovoltaic controller; The low tension terminal of described the first vdc Circuit tuning connects the high-pressure side of a super capacitor module and described the second vdc Circuit tuning; The low tension terminal of described the second vdc Circuit tuning connects the mouth of a storage battery module and described controller; The input end of described controller connects a solar energy photovoltaic system; The voltage end of the voltage end of described storage battery module, described super capacitor module be connected the high-pressure side of the first vdc Circuit tuning and connect respectively the input end of described state detection circuit; The high-pressure side of described the first vdc Circuit tuning is as the mouth of described energy-saving device of elevator based on heliotechnics.
As shown in Figure 1, the present embodiment provides a kind of energy-saving device of elevator based on heliotechnics, comprise an embedded microprocessor control circuit, it is characterized in that: described embedded microprocessor control circuit connects respectively the mouth of a state detection circuit, the control end of one first vdc Circuit tuning, the control end of one second vdc Circuit tuning and the control end of a photovoltaic controller; The low tension terminal of described the first vdc Circuit tuning connects the high-pressure side of a super capacitor module and described the second vdc Circuit tuning; The low tension terminal of described the second vdc Circuit tuning connects the mouth of a storage battery module and described controller; The input end of described controller connects a solar energy photovoltaic system; The voltage end of the voltage end of described storage battery module, described super capacitor module be connected the high-pressure side of the first vdc Circuit tuning and connect respectively the input end of described state detection circuit; The high-pressure side of described the first vdc Circuit tuning is as the mouth of described energy-saving device of elevator based on heliotechnics.Also comprise fault prompting and emergency treatment circuit; The input end of described fault prompting and emergency treatment circuit connects described embedded microprocessor control circuit.The mouth of described energy-saving device of elevator based on heliotechnics connects the voltage end of an elevator frequency converter dc bus.
The present invention also provides a kind of progress control method of the energy-saving device of elevator based on heliotechnics, it is characterized in that: state detection circuit detects voltage, the voltage of super capacitor module and the voltage of elevator frequency converter dc bus of storage battery module, this moment, the embedded microprocessor control circuit was controlled the mode of operation of the first vdc Circuit tuning, the second vdc Circuit tuning and photovoltaic controller according to these voltages, and concrete mode is as follows:
1) prescribe a time limit above the high-pressure door of its setting when the voltage of super capacitor module, the embedded microprocessor control circuit is opened the second vdc Circuit tuning and is made it be operated in decompression mode, and energy flows to the storage battery module from the super capacitor module; At this moment, if surpassing the high-pressure door of its setting, storage battery module voltage prescribes a time limit, the embedded microprocessor control circuit makes the second vdc Circuit tuning be operated in boost mode or standby mode, and the control photovoltaic controller quits work the past storage battery module charging of solar energy photovoltaic system;
2) when the voltage of super capacitor module was between the high pressure thresholding of its setting and low pressure thresholding, the embedded microprocessor control circuit stops the second vdc Circuit tuning made it be in standby mode;
3) when the voltage of super capacitor module was lower than the low pressure thresholding of its setting, the embedded microprocessor control circuit was opened the second vdc Circuit tuning and is made it be operated in boost mode; Energy flows to the super capacitor module from the storage battery module; At this moment, if when storage battery module voltage is lower than the low pressure thresholding of its setting, the embedded microprocessor control circuit makes the second vdc Circuit tuning be operated in decompression mode or standby mode; If both energy are all not enough, described energy saver automaticallyes switch provides elevator to move needed energy by utility grid;
4) high-pressure door that surpasses its setting when the voltage of elevator frequency converter dc bus in limited time, the embedded microprocessor control circuit is opened the first vdc Circuit tuning and is made it be operated in decompression mode, energy flows to the super capacitor module from the elevator frequency converter dc bus, and described energy saver absorbs the energy that elevator discharges; At this moment, if when super capacitor module voltage was higher than the high value of setting of this module, the embedded microprocessor control circuit made the first vdc Circuit tuning be operated in boost mode or standby mode;
5) when the voltage of elevator frequency converter dc bus was between the high pressure thresholding of its setting and low pressure thresholding, the embedded microprocessor control circuit stops the first vdc Circuit tuning made it be in readiness for action;
6) when the voltage of elevator frequency converter dc bus is lower than the low pressure thresholding of its setting, the embedded microprocessor control circuit is enabled the first vdc Circuit tuning and is made it be operated in boost mode, energy flows to the elevator frequency converter dc bus from the super capacitor module, use by supplying with elevator after the inverter inversion in the elevator frequency converter, described energy saver gives off energy for elevator again; At this moment, when if super capacitor module voltage is lower than the setting low value of this module, the embedded microprocessor control circuit makes the first vdc Circuit tuning be operated in decompression mode or standby mode, and described energy saver automaticallyes switch provides elevator to move needed energy by utility grid.
In the present invention's one specific embodiment, the specific works explanation: when each start, the state of elevator testing circuit gathers the high-pressure side voltage of super capacitor module; When detection voltage was between the DC250V-DC350V, controller was in readiness for action; When detecting voltage and be higher than DC350V, the second vdc Circuit tuning is in the reduced pressure operation pattern, and the always low tension terminal of accumulators charging is until the low tension terminal voltage of storage battery stops charging when reaching DC51V; When detection voltage was lower than DC250V, the second vdc Circuit tuning was in the boost operations pattern, and be in the 200ms transfer time, and the voltage stabilizing value the during charging of the high-pressure side of super capacitor module is DC320V.When detection voltage was higher than DC650V, described fault prompting and emergency treatment circuit sent failure alarm signal (can be to send dazzling light or send ear-piercing sound etc.) and send control signal this device is quit work.In addition, solar panel can pass through controller, when the storage battery module is in idle condition it is charged.
In addition, when each start, the state of elevator testing circuit also gathers the high-pressure side voltage of frequency converter rectifying circuit dc bus simultaneously; When detection voltage was between the DC570V-DC590V, controller was in readiness for action; When detecting voltage and be higher than DC590V, the first vdc Circuit tuning is in the reduced pressure operation pattern, gives the low tension terminal charging of super capacitor module always, until the low tension terminal voltage of super capacitor module stops charging when reaching DC400V; When detection voltage was lower than DC570V, the first vdc Circuit tuning was in the boost operations pattern, and be in the 200ms transfer time, and the voltage stabilizing value the when high-pressure side of frequency converter rectifying circuit dc bus charges is DC580V, bears voltage below DC1000V; In addition, when the low tension terminal voltage of super capacitor module was lower than 200V, the first vdc Circuit tuning was merely able to be operated in the reduced pressure operation pattern; When the low tension terminal voltage of super capacitor module is in 200V between the 400V time, the first vdc Circuit tuning can be operated in boost operations pattern or reduced pressure operation pattern; When the low tension terminal voltage of super capacitor module was higher than 400V, the first vdc Circuit tuning was merely able to be operated in the boost operations pattern; When detection voltage was higher than DC650V, described fault prompting and emergency treatment circuit sent failure alarm signal (can be to send dazzling light or send ear-piercing sound etc.) and send control signal this device is quit work.In addition, solar panel can pass through controller, when the storage battery module is in idle condition it is charged.
Above-listed preferred embodiment; the purpose, technical solutions and advantages of the present invention are further described; institute is understood that; the above only is preferred embodiment of the present invention; not in order to limit the present invention; within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (4)
1. energy-saving device of elevator based on heliotechnics, comprise an embedded microprocessor control circuit, it is characterized in that: described embedded microprocessor control circuit connects respectively the mouth of a state detection circuit, the control end of one first vdc Circuit tuning, the control end of one second vdc Circuit tuning and the control end of a photovoltaic controller; The low tension terminal of described the first vdc Circuit tuning connects the high-pressure side of a super capacitor module and described the second vdc Circuit tuning; The low tension terminal of described the second vdc Circuit tuning connects the mouth of a storage battery module and described controller; The input end of described controller connects a solar energy photovoltaic system; The voltage end of the voltage end of described storage battery module, described super capacitor module be connected the high-pressure side of the first vdc Circuit tuning and connect respectively the input end of described state detection circuit; The high-pressure side of described the first vdc Circuit tuning is as the mouth of described energy-saving device of elevator based on heliotechnics.
2. a kind of energy-saving device of elevator based on heliotechnics according to claim 1 is characterized in that: also comprise fault prompting and emergency treatment circuit; The input end of described fault prompting and emergency treatment circuit connects described embedded microprocessor control circuit.
3. a kind of energy-saving device of elevator based on heliotechnics according to claim 1 is characterized in that: the mouth of described energy-saving device of elevator based on heliotechnics connects the voltage end of an elevator frequency converter dc bus.
4. one kind such as the progress control method based on the energy-saving device of elevator of heliotechnics in the claim 1, it is characterized in that: state detection circuit detects voltage, the voltage of super capacitor module and the voltage of elevator frequency converter dc bus of storage battery module, this moment, the embedded microprocessor control circuit was controlled the mode of operation of the first vdc Circuit tuning, the second vdc Circuit tuning and photovoltaic controller according to these voltages, and concrete mode is as follows:
1) prescribe a time limit above the high-pressure door of its setting when the voltage of super capacitor module, the embedded microprocessor control circuit is opened the second vdc Circuit tuning and is made it be operated in decompression mode, and energy flows to the storage battery module from the super capacitor module; At this moment, if surpassing the high-pressure door of its setting, storage battery module voltage prescribes a time limit, the embedded microprocessor control circuit makes the second vdc Circuit tuning be operated in boost mode or standby mode, and the control photovoltaic controller quits work the past storage battery module charging of solar energy photovoltaic system;
2) when the voltage of super capacitor module was between the high pressure thresholding of its setting and low pressure thresholding, the embedded microprocessor control circuit stops the second vdc Circuit tuning made it be in standby mode;
3) when the voltage of super capacitor module was lower than the low pressure thresholding of its setting, the embedded microprocessor control circuit was opened the second vdc Circuit tuning and is made it be operated in boost mode; Energy flows to the super capacitor module from the storage battery module; At this moment, if when storage battery module voltage is lower than the low pressure thresholding of its setting, the embedded microprocessor control circuit makes the second vdc Circuit tuning be operated in decompression mode or standby mode; If both energy are all not enough, described energy saver automaticallyes switch provides elevator to move needed energy by utility grid;
4) high-pressure door that surpasses its setting when the voltage of elevator frequency converter dc bus in limited time, the embedded microprocessor control circuit is opened the first vdc Circuit tuning and is made it be operated in decompression mode, energy flows to the super capacitor module from the elevator frequency converter dc bus, and described energy saver absorbs the energy that elevator discharges; At this moment, if when super capacitor module voltage was higher than the high value of setting of this module, the embedded microprocessor control circuit made the first vdc Circuit tuning be operated in boost mode or standby mode;
5) when the voltage of elevator frequency converter dc bus was between the high pressure thresholding of its setting and low pressure thresholding, embedded microprocessor control circuit forbidding stops the first vdc Circuit tuning made it be in readiness for action;
6) when the voltage of elevator frequency converter dc bus is lower than the low pressure thresholding of its setting, the embedded microprocessor control circuit is enabled the first vdc Circuit tuning and is made it be operated in boost mode, energy flows to the elevator frequency converter dc bus from the super capacitor module, use by supplying with elevator after the inverter inversion in the elevator frequency converter, described energy saver gives off energy for elevator again; At this moment, when if super capacitor module voltage is lower than the setting low value of this module, the embedded microprocessor control circuit makes the first vdc Circuit tuning be operated in decompression mode or standby mode, and described energy saver automaticallyes switch provides elevator to move needed energy by utility grid.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111717760A (en) * | 2019-03-20 | 2020-09-29 | 上海三菱电梯有限公司 | Sightseeing elevator system |
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| JP2006327827A (en) * | 2006-08-10 | 2006-12-07 | Toshiba Elevator Co Ltd | Power supply device of ac elevator |
| WO2010042118A1 (en) * | 2008-10-09 | 2010-04-15 | Otis Elevator Company | Building with multiple power generation sources enabled by an elevator system |
| CN102083729A (en) * | 2008-06-24 | 2011-06-01 | 布雷亚植物责任有限公司 | Control system for an elevator apparatus |
| CN201887525U (en) * | 2010-12-24 | 2011-06-29 | 华北电力大学（保定） | Hybrid energy storage system for photovoltaic power generation system |
| CN202449702U (en) * | 2012-01-17 | 2012-09-26 | 广州永日电梯有限公司 | Photovoltaic energy-saving elevator |
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2013
- 2013-01-15 CN CN201310013215.2A patent/CN103072854B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006327827A (en) * | 2006-08-10 | 2006-12-07 | Toshiba Elevator Co Ltd | Power supply device of ac elevator |
| CN102083729A (en) * | 2008-06-24 | 2011-06-01 | 布雷亚植物责任有限公司 | Control system for an elevator apparatus |
| WO2010042118A1 (en) * | 2008-10-09 | 2010-04-15 | Otis Elevator Company | Building with multiple power generation sources enabled by an elevator system |
| CN201887525U (en) * | 2010-12-24 | 2011-06-29 | 华北电力大学（保定） | Hybrid energy storage system for photovoltaic power generation system |
| CN202449702U (en) * | 2012-01-17 | 2012-09-26 | 广州永日电梯有限公司 | Photovoltaic energy-saving elevator |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111717760A (en) * | 2019-03-20 | 2020-09-29 | 上海三菱电梯有限公司 | Sightseeing elevator system |
| CN111717760B (en) * | 2019-03-20 | 2021-12-07 | 上海三菱电梯有限公司 | Sightseeing elevator system |
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| CN103072854B (en) | 2014-08-13 |
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