CN103072854B - 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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- CN103072854B CN103072854B CN201310013215.2A CN201310013215A CN103072854B CN 103072854 B CN103072854 B CN 103072854B CN 201310013215 A CN201310013215 A CN 201310013215A CN 103072854 B CN103072854 B CN 103072854B
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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 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, in the electricity consumption condition survey statistics to hotel, office building etc., more than elevator power consumption accounts for the 17%-25% of total electricity consumption, is only second to idle call electric weight, 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, electric energy imbalance between supply and demand becomes increasingly conspicuous, and economize on electricity cry grows to even greater heights.Relevant statistics shows, the electric energy of motor run load consumption accounts for the more than 70% of total power consumption.Therefore, motor driving system is saved social effect and the economic benefit that electric energy has particular importance.
The approach that motor driving system is saved electric energy mainly contains two large classes: a class is to improve the operating efficiency of motor driving system, if blower fan, pump speed control are to improve the conservation measures that load running efficiency is target, elevator traction machine employing frequency converter timing replacement asynchronous motor variable voltage control is to improve the conservation measures that electrical motor operating efficiency is target for another example.Another kind of is that the mechanical energy (potential energy, kinetic energy) in load in motion is transformed into electric energy (regenerative electric energy) loopback to AC network by energy feedback device, for near other consumer, make motor driving system consume electrical network electric energy in the unit time and decline, thereby reach the object of saving electric energy.
Yet, in 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 set of control system that elevator power supply automatically switches that is applicable to.The present invention proposes to adopt the theory of solar power and civil power input hybrid power supply to regulate and control the electric power system of elevator.
Summary of the invention
In view of this, the object of this invention is to provide a kind of energy-saving device of elevator based on heliotechnics.
Another object of the present invention is to provide 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 the control end of one first vdc Circuit tuning, 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 photovoltaic controller; The input end of described photovoltaic controller connects a solar energy photovoltaic system; The voltage end of the voltage end of described storage battery module, described super capacitor module and the high-pressure side of described the first vdc Circuit tuning are connected 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 the described energy-saving device of elevator based on heliotechnics.
In an embodiment of the present invention, also comprise fault prompting and an 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 the 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, now embedded microprocessor control circuit is 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) when the voltage of super capacitor module, over the high-pressure door of its setting, prescribe a time limit, embedded microprocessor control circuit is opened the second vdc Circuit tuning and is made it be operated in decompression mode, and energy flows to storage battery module from super capacitor module; Now, if surpassing the high-pressure door of its setting, storage battery module voltage prescribes a time limit, embedded microprocessor control circuit makes the second vdc Circuit tuning be operated in boost mode or standby mode, and controls photovoltaic controller and quit work, and solar energy photovoltaic system is toward the charging of storage battery module.
2) when the voltage of super capacitor module is between the high pressure thresholding of its setting and low pressure thresholding, embedded microprocessor control circuit stops the second vdc Circuit tuning makes it in standby mode;
3) when the voltage of super capacitor module is during lower than the low pressure thresholding of its setting, embedded microprocessor control circuit is opened the second vdc Circuit tuning and is made it be operated in boost mode; Energy flows to super capacitor module from storage battery module; Now, if storage battery module voltage during lower than the low pressure thresholding of its setting, 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-saving device of elevator automatically switches provides elevator to move needed energy by utility grid;
4) when the voltage of elevator frequency converter DC bus is prescribed a time limit over the high-pressure door of its setting, embedded microprocessor control circuit is opened the first vdc Circuit tuning and is made it be operated in decompression mode, energy flows to super capacitor module from elevator frequency converter DC bus, and described energy-saving device of elevator absorbs the energy that elevator discharges; Now, if super capacitor module voltage during higher than the high value of the setting of this module, embedded microprocessor control circuit makes the first vdc Circuit tuning be operated in boost mould or standby mode formula;
5) when the voltage of elevator frequency converter DC bus is between the high pressure thresholding of its setting and low pressure thresholding, embedded microprocessor control circuit stops the first vdc Circuit tuning makes it in readiness for action;
6) when the voltage of elevator frequency converter DC bus is during lower than the low pressure thresholding of its setting, embedded microprocessor control circuit is enabled the first vdc Circuit tuning and is made it be operated in boost mode, energy flows to elevator frequency converter DC bus from super capacitor module, by supplying with elevator after the inverter inversion in elevator frequency converter, use, described energy-saving device of elevator gives off energy for elevator again; Now, if super capacitor module voltage is during lower than the setting low value of this module, embedded microprocessor control circuit makes the first vdc Circuit tuning be operated in decompression mode or standby mode, and described energy-saving device of elevator automatically switches provides elevator to move needed energy by utility grid.
Technical scheme of the present invention can make the electrical source of power of elevator automatically switch at different working environments and state, ensures the stable work of elevator safety.
Accompanying drawing explanation
Fig. 1 is the system chart of solar-electricity ladder device of the present invention.
The specific embodiment
For making object 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 the control end of one first vdc Circuit tuning, 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 photovoltaic controller; The input end of described photovoltaic controller connects a solar energy photovoltaic system; The voltage end of the voltage end of described storage battery module, described super capacitor module and the high-pressure side of described the first vdc Circuit tuning are connected 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 the 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 the control end of one first vdc Circuit tuning, 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 photovoltaic controller; The input end of described photovoltaic controller connects a solar energy photovoltaic system; The voltage end of the voltage end of described storage battery module, described super capacitor module and the high-pressure side of described the first vdc Circuit tuning are connected 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 the described energy-saving device of elevator based on heliotechnics.Also comprise fault prompting and an emergency treatment circuit; The input end of described fault prompting and emergency treatment circuit connects described embedded microprocessor control circuit.The mouth of the 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, now embedded microprocessor control circuit is 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) when the voltage of super capacitor module, over the high-pressure door of its setting, prescribe a time limit, embedded microprocessor control circuit is opened the second vdc Circuit tuning and is made it be operated in decompression mode, and energy flows to storage battery module from super capacitor module; Now, if surpassing the high-pressure door of its setting, storage battery module voltage prescribes a time limit, embedded microprocessor control circuit makes the second vdc Circuit tuning be operated in boost mode or standby mode, and controls photovoltaic controller and quit work, and solar energy photovoltaic system is toward the charging of storage battery module.
2) when the voltage of super capacitor module is between the high pressure thresholding of its setting and low pressure thresholding, embedded microprocessor control circuit stops the second vdc Circuit tuning makes it in standby mode;
3) when the voltage of super capacitor module is during lower than the low pressure thresholding of its setting, embedded microprocessor control circuit is opened the second vdc Circuit tuning and is made it be operated in boost mode; Energy flows to super capacitor module from storage battery module; Now, if storage battery module voltage during lower than the low pressure thresholding of its setting, 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-saving device of elevator automatically switches provides elevator to move needed energy by utility grid;
4) when the voltage of elevator frequency converter DC bus is prescribed a time limit over the high-pressure door of its setting, embedded microprocessor control circuit is opened the first vdc Circuit tuning and is made it be operated in decompression mode, energy flows to super capacitor module from elevator frequency converter DC bus, and described energy-saving device of elevator absorbs the energy that elevator discharges; Now, if super capacitor module voltage during higher than the high value of the setting of this module, embedded microprocessor control circuit makes the first vdc Circuit tuning be operated in boost mode or standby mode;
5) when the voltage of elevator frequency converter DC bus is between the high pressure thresholding of its setting and low pressure thresholding, embedded microprocessor control circuit stops the first vdc Circuit tuning makes it in readiness for action;
6) when the voltage of elevator frequency converter DC bus is during lower than the low pressure thresholding of its setting, embedded microprocessor control circuit is enabled the first vdc Circuit tuning and is made it be operated in boost mode, energy flows to elevator frequency converter DC bus from super capacitor module, by supplying with elevator after the inverter inversion in elevator frequency converter, use, described energy-saving device of elevator gives off energy for elevator again; Now, if super capacitor module voltage is during lower than the setting low value of this module, embedded microprocessor control circuit makes the first vdc Circuit tuning be operated in decompression mode or standby mode, and described energy-saving device of elevator automatically switches provides elevator to move needed energy by utility grid.
In the present invention's one specific embodiment, specific works explanation: when each start, state of elevator testing circuit gathers the high-pressure side voltage of super capacitor module; When detection voltage is between DC250V-DC350V, photovoltaic controller is in readiness for action; When detecting voltage higher than DC350V, the second vdc Circuit tuning is in reduced pressure operation pattern, and the low tension terminal of accumulators charging always, until the low tension terminal voltage of storage battery stops charging while reaching DC51V; When detecting voltage lower than DC250V, the second vdc Circuit tuning is in boost operations pattern, and be in 200ms transfer time, and the voltage stabilizing value during charging of the high-pressure side of super capacitor module is DC320V.When detecting voltage higher than DC650V, described fault prompting and emergency treatment circuit send 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 photovoltaic controller, at storage battery module, it is charged during in idle condition.
In addition, when each start, state of elevator testing circuit also gathers the high-pressure side voltage of frequency converter rectifying circuit DC bus simultaneously; When detection voltage is between DC570V-DC590V, photovoltaic controller is in readiness for action; When detecting voltage higher than DC590V, the first vdc Circuit tuning, in reduced pressure operation pattern, is given the low tension terminal charging of super capacitor module always, until the low tension terminal voltage of super capacitor module stops charging while reaching DC400V; When detecting voltage lower than DC570V, the first vdc Circuit tuning is in boost operations pattern, and be in 200ms transfer time, and the voltage stabilizing value 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 is during lower than 200V, the first vdc Circuit tuning is merely able to be operated in reduced pressure operation pattern; When the low tension terminal voltage of super capacitor module in 200V between 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 is during higher than 400V, the first vdc Circuit tuning is merely able to be operated in boost operations pattern; When detecting voltage higher than DC650V, described fault prompting and emergency treatment circuit send 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 photovoltaic controller, at storage battery module, it is charged during in idle condition.
Above-listed preferred embodiment; the object, technical solutions and advantages of the present invention are further described; institute is understood that; the foregoing is only 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., within all should being included in protection scope of the present invention.
Claims (3)
1. the 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 the control end of one first vdc Circuit tuning, 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 photovoltaic controller; The input end of described photovoltaic controller connects a solar energy photovoltaic system; The voltage end of the voltage end of described storage battery module, described super capacitor module and the high-pressure side of described the first vdc Circuit tuning are connected 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 the described energy-saving device of elevator based on heliotechnics;
The progress control method of the described energy-saving device of elevator based on heliotechnics is:
State detection circuit detects voltage, the voltage of super capacitor module and the voltage of elevator frequency converter DC bus of storage battery module, now embedded microprocessor control circuit is 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:
When the voltage of super capacitor module, over the high-pressure door of its setting, prescribe a time limit, embedded microprocessor control circuit is opened the second vdc Circuit tuning and is made it be operated in decompression mode, and energy flows to storage battery module from super capacitor module; Now, if surpassing the high-pressure door of its setting, storage battery module voltage prescribes a time limit, embedded microprocessor control circuit makes the second vdc Circuit tuning be operated in boost mode or standby mode, and controls photovoltaic controller and quit work, and solar energy photovoltaic system is toward the charging of storage battery module;
When the voltage of super capacitor module is between the high pressure thresholding of its setting and low pressure thresholding, embedded microprocessor control circuit stops the second vdc Circuit tuning makes it in standby mode;
When the voltage of super capacitor module is during lower than the low pressure thresholding of its setting, embedded microprocessor control circuit is opened the second vdc Circuit tuning and is made it be operated in boost mode; Energy flows to super capacitor module from storage battery module; Now, if storage battery module voltage during lower than the low pressure thresholding of its setting, 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-saving device of elevator automatically switches provides elevator to move needed energy by utility grid;
When the voltage of elevator frequency converter DC bus is prescribed a time limit over the high-pressure door of its setting, embedded microprocessor control circuit is opened the first vdc Circuit tuning and is made it be operated in decompression mode, energy flows to super capacitor module from elevator frequency converter DC bus, and described energy-saving device of elevator absorbs the energy that elevator discharges; Now, if super capacitor module voltage during higher than the high value of the setting of this module, embedded microprocessor control circuit makes the first vdc Circuit tuning be operated in boost mode or standby mode;
When the voltage of elevator frequency converter DC bus is between the high pressure thresholding of its setting and low pressure thresholding, embedded microprocessor control circuit stops the first vdc Circuit tuning makes it in readiness for action;
When the voltage of elevator frequency converter DC bus is during lower than the low pressure thresholding of its setting, embedded microprocessor control circuit is enabled the first vdc Circuit tuning and is made it be operated in boost mode, energy flows to elevator frequency converter DC bus from super capacitor module, by supplying with elevator after the inverter inversion in elevator frequency converter, use, described energy-saving device of elevator gives off energy for elevator again; Now, if super capacitor module voltage is during lower than the setting low value of this module, embedded microprocessor control circuit makes the first vdc Circuit tuning be operated in decompression mode or standby mode, and described energy-saving device of elevator automatically switches provides elevator to move needed energy by utility grid.
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 an 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 the described energy-saving device of elevator based on heliotechnics connects the voltage end of an elevator frequency converter DC bus.
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| CN201310013215.2A CN103072854B (en) | 2013-01-15 | 2013-01-15 | Elevator energy-saving device based on solar technology and operation control method thereof |
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| CN201310013215.2A CN103072854B (en) | 2013-01-15 | 2013-01-15 | Elevator energy-saving device based on solar technology and operation control method thereof |
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| CN111717760B (en) * | 2019-03-20 | 2021-12-07 | 上海三菱电梯有限公司 | Sightseeing elevator system |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| 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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| 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 |
| WO2010042118A1 (en) * | 2008-10-09 | 2010-04-15 | Otis Elevator Company | Building with multiple power generation sources enabled by an elevator system |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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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