CN205943942U - Self -adaptation zero passage on -off control device - Google Patents
Self -adaptation zero passage on -off control device Download PDFInfo
- Publication number
- CN205943942U CN205943942U CN201620843500.6U CN201620843500U CN205943942U CN 205943942 U CN205943942 U CN 205943942U CN 201620843500 U CN201620843500 U CN 201620843500U CN 205943942 U CN205943942 U CN 205943942U
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- Prior art keywords
- zero passage
- electromagnetic switch
- switch
- electromagnetic
- control device
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Abstract
The utility model relates to an electrician field especially relates to a self -adaptation zero passage on -off control device. Characterized by: zero passage electromagnetic switch with switch electromagnetic switch establish ties back and the parallelly connected load circuit that inserts again of work electromagnetic switch, switch electromagnetic switch and switch zero passage electromagnetic switch to the detection state and acquire up -to -date zero passage electromagnetic switch time delay, switch electromagnetic switch with zero passage electromagnetic switch switch to the load return circuit after with time delay revises the action of zero passage electromagnetic switch, the parallelly connected operating condition that inserts of work electromagnetic switch. The benefit effect is: the utility model provides an arbitrary environment inserts in the time of can both accurate control alternating current voltage zero passage or the self -adaptation zero passage on -off control device of disconnection during the electric current zero passage.
Description
Technical field
The present invention relates to electrical field, more particularly to a kind of self adaptation zero passage on-off control device.
Background technology
Ripe zero passage switch refers generally to contactless electronic beam switch at present, but is limited by power, use environment, a lot
Situation can only use mechanical relay, and tradition machinery relay, slow motion, actuation time are subject to temperature, environment, total action frequency,
The impact of continuous action number of times and operating frequency etc. is larger, it is thus determined that it is crucial that accurate relay shifts to an earlier date power-up time, mesh
Cause cannot be accurately positioned pre-set time, therefore normally cannot use in a lot of occasions, such as, power line power factor compensation capacitance
Switching.Chinese patent bulletin CN200910053005.X- method of zero passage switch of electromagnetic relay and circuit disclose a kind of mistake
The relay of zero triggering（Specification【0033】）：When each relay adhesive or disconnection, tracing detection contact is really inhaled
The time closed or disconnect, data is sent into inside IC, carries out storing, calculate, to revise lead, carry thus reaching and just allowing
Front amount is equal to actuation time, realizes zero cross fired.Described patent discloses and obtains the method revising lead, but for arbitrarily continuing
The correction lead of the first time adhesive of electrical equipment or disconnection cannot determine, the consequence so producing is the first of relay
The electric arc producing when secondary adhesive or disconnection just burns relay, the especially application in terms of powerful power back-off,
First time adhesive or disconnection are necessarily at nought state excessively.In addition, the method for described patent is to record last adhesive or break
The time opened, data is sent into inside IC, carries out storing, calculate, to revise lead, if the time interval of follow-up work is relatively
Long, or environment temperature difference ratio is larger, however it remains revise the inaccurate problem of lead.
Content of the invention
It is an object of the invention to provide a kind of any environment can access or electricity during precise control alternating current voltage zero passage
Flow through the self adaptation zero passage on-off control device disconnecting when zero and method.
The technical solution used in the present invention is：
A kind of self adaptation zero passage on-off control device, is characterized in that：After zero passage electromagnetic switch and switching electromagnetic switch series connection
Access load circuit with working electromagnet switch in parallel again, zero passage electromagnetic switch is switched to detection state and obtains by switching electromagnetic switch
Up-to-date zero passage electromagnetic switch action delay, switching electromagnetic switch switches to after load circuit zero passage electromagnetic switch with described action
Time delay correction zero passage electromagnetic switch action, working electromagnet switch in parallel cut-in operation state.
A kind of self adaptation zero passage on-off control device, is characterized in that：Including controller, controller is released by drive module, suction
Time detecting, computing module, zero passage detection module, operation module forms, and described drive module is responsible for driving the electricity of electromagnetic switch
Magnet, time detecting is released in described suction, computing module is responsible for detecting time, calculating and the storage that suction is released, described zero passage detection module,
Operation module is responsible for detecting the voltage at zero passage electromagnetic switch two ends or the electric current passing through.
A kind of described self adaptation zero passage on-off control device, is characterized in that：Described electromagnetic switch at least includes adhesive electricity
Magnet, static contact, moving contact and the armature connecting moving contact, described adhesive solenoid actuated armature drives moving contact and quiet
Contact is carried out being contacting and separating action.
Further, a kind of described self adaptation zero passage on-off control device, is characterized in that：Also include release magnet, institute
State the reset speed that armature accelerated by release magnet.
A kind of described self adaptation zero passage on-off control device, is characterized in that：Electromagnetic switch is that the isolation of electromagnetic type electric power is taken
Bridge or electromagnetic type load switch or electromagnetic type disconnecting switch or electromagnetic breaker or electromagnetic type relay or ac contactor
Device.
A kind of self adaptation zero-crossing on and off control method, is characterized in that, comprise the steps：
（1）Switching electromagnetic switch switches to detection state；
（2）Obtain adhesive time delay △ TC, the release delay △ TB of zero passage electromagnetic switch；
（3）Switching electromagnetic switch switches to load circuit；
（4）Detection alternating voltage zero signal；
（5）According to alternating voltage zero signal and adhesive time delay △ TC, zero passage electromagnetic switch shifts to an earlier date adhesive time delay △ TC and exists
Zero passage electromagnetic switch described in adhesive before alternating voltage zero point premise；
（6）Working electromagnet switch accesses loaded work piece；
（7）Switching electromagnetic switch switches to detection state；
（8）Step is continually performed with certain cycle（2）.
Further, step（5）In adhesive time delay lead be：(1/2) * T*n1+ △ TC, n1 are positive integer, and T is exchange
The cycle of electricity.
Or：
A kind of self adaptation zero-crossing on and off control method, is characterized in that, comprise the steps：
（1）Switching electromagnetic switch switches to detection state；
（2）Obtain adhesive time delay △ TC, the release delay △ TB of zero passage electromagnetic switch；
（3）Switching electromagnetic switch switches to load circuit；
（4）The current zero signal by load for the detection exchange；
（5）According to alternating current zero signal and release delay △ TB, zero passage electromagnetic switch shifts to an earlier date release delay △ TB and exists
Described zero passage electromagnetic switch is discharged before alternating current zero point premise；
（6）Working electromagnet switch departs from loaded work piece；
（7）Switching electromagnetic switch switches to detection state；
（8）Step is continually performed with certain cycle（2）.
Further, step（5）In release delay lead be：(1/2) * T*n2+ △ TB, n2 are positive integer, and T is exchange
The cycle of electricity.
The invention has the beneficial effects as follows：There is provided a kind of any environment can precise control alternating current voltage zero passage when access or
The self adaptation zero passage on-off control device disconnecting during person's current over-zero and method.
Brief description
Fig. 1 is electromagnetic switch structure and schematic diagram.
The embodiment that Fig. 2 increases release magnet for Fig. 1 electromagnetic switch.
Fig. 3 is apparatus of the present invention circuit diagram.
Fig. 4 is apparatus of the present invention initialization flowchart.
Fig. 5 connects flow chart for apparatus of the present invention.
Fig. 6 is apparatus of the present invention disconnection process figure.
Fig. 7 is applied to the switching of power line power factor compensation capacitance for apparatus of the present invention.
Specific embodiment
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 be electromagnetic switch structure and schematic diagram, 101 electromagnet, 102 normally opened quiet lift one's head, 103 normally opened moving contacts, 104 is normal
Close moving contact, 105 normally closed static contacts, 106 armature.The electric current of drive module makes armature 106 occur adhesive to move by electromagnet 101
Make, produce the break-make effect of each contact.
The embodiment that Fig. 2 increases release magnet for Fig. 1 electromagnetic switch, increases release magnet 201, its effect is can
More rapidly to make armature 106 reset.
Electromagnetic switch or whole machine fill SF6 gas, reduce clearance for insulation, it is possible to reduce high-voltage large current phenomenon of arc discharge.
Electromagnetic switch of the present invention includes：The isolation bridging of electromagnetic type electric power, the isolation of electromagnetic type load switch, electromagnetic type
Switch, electromagnetic breaker, electromagnetic type relay.
Fig. 3 is apparatus of the present invention circuit diagram, and device includes：Working electromagnet switch K, zero passage electromagnetic switch K1, switching electromagnetism
Switch K2, controller.
Working electromagnet switchs K：Access during normal work；
Zero passage electromagnetic switch K1：It is desirable to K1 voltage between AB is conducting when 0, between AB, electric current is 0 to the zero passage break-make of circuit
When disconnect；
Switching electromagnetic switch K2：Switching between responsible working condition and state to be checked；
Controller：It is responsible for detection, calculate and operate.
Controller includes：Drive module, inhales and releases time detecting, computing module, zero passage detection module, operation module.
Drive module：It is responsible for driving the electromagnet of electromagnetic switch；
Time detecting, computing module are released in suction：It is responsible for detection and inhale time, calculating and the storage released；
Zero passage detection module, operation module：It is responsible for the voltage between detection AB, or the electric current passing through.
Fig. 4 is apparatus of the present invention initialization flowchart, starts, initialization：
Working electromagnet switch K open circuit, could be arranged to open type；
Switching electromagnetic switch K2 switches to controller loop, that is, switch to state to be measured, could be arranged to switch to control
Device loop is to be not added with electricity condition；
Zero passage electromagnetic switch K1 is opened a way, and could be arranged to open type；
Time detecting is released in suction, computing module sends K1 close command in the t1 moment, and described instruction is driven by drive module
K1 closes；
Time detecting is released in suction, computing module obtains K1 closing moment t2, the i.e. moment of the dynamic and static contact of K1；
Calculate adhesive time delay △ TC=t2-t1；
Time detecting is released in suction, computing module sends K1 open circuit instruction in the t3 moment, and described instruction is driven by drive module
K1 opens a way；
Time detecting is released in suction, computing module obtains K1 open circuit moment t4, the i.e. dynamic and static contact of K1 detached moment；
Calculate release delay △ TB=t4-t3；
Storage △ TC, △ TB, release time detecting by suction, the memory of computing module preserves, and continuous with certain cycle
Update；
Operation waits, and operation refers to device making operation, device opening operation.
Fig. 5 connects flow chart, device making operation for apparatus of the present invention：
Operation waits, and operation refers to device making operation, device opening operation；
Go code；
Zero passage electromagnetic switch K1 is located at open-circuit condition, drives K1 to guarantee that K1 is in open-circuit condition by drive module；
Switching electromagnetic switch K2 switches to load circuit；
Zero passage detection module detects the moment t5 of the voltage VAB=0 at zero passage electromagnetic switch two ends,
Calculate K1 close command and send moment t6=t5+ (1/2) * T*n1- △ TC, n1 is positive integer, by (1/2) * T*n1-
△ TC ＞ 0 determines n1, and the numerical value of n1 can have multiple, and that is, the value of first (1/2) * T*n1- △ TC ＞ 0 adds the multiple of alternating current
Half period all meets the requirements；
The t6 moment drives K1 to close by drive module, voltage VAB=0 so when K1 dynamic and static contact, and that is, zero passage is closed
Close；
Working electromagnet switch K be closed into working condition, be equivalent to K short circuit K1, K2, now K1, K2 can exit work
Make circuit；
Switching electromagnetic switch K2 switches to controller loop, that is, switch to state to be measured；
Time detecting is released in suction, computing module sends K1 open circuit instruction in the t7 moment；
Time detecting is released in suction, computing module obtains K1 open circuit moment t8；
Calculate release delay △ TB=t8-t7；
Time detecting is released in suction, computing module sends K1 close command in the t9 moment；
Time detecting is released in suction, computing module obtains K1 closing moment t10；
Calculate adhesive time delay △ TC=t10-t9；
Storage △ TC, △ TB, release time detecting by suction, the memory of computing module preserves, and continuous with certain cycle
Update；
Operation waits, and operation refers to device opening operation.
Fig. 6 is apparatus of the present invention disconnection process figure, device opening operation：
Operation waits, and operation refers to device opening operation；
Open command；
Zero passage electromagnetic switch K1 is located at closure state, drives K1 to guarantee that K1 is in closure state by drive module；
Switching electromagnetic switch K2 switches to load circuit；K2 is driven to guarantee that K2 switches to load circuit by drive module；
Drive module drives working electromagnet switch K open circuit to enter off-state, and now load path is carried by K1, K2 series connection
For；
Zero passage detection module detects the moment t11 of the electric current IAB=0 in zero passage electromagnetic switch,
Calculate K1 open circuit instruction and send moment t12=t11+ (1/2) * T*n2- △ TC, n2 is positive integer, by (1/2) * T*
N2- △ TC ＞ 0 determines n2, and the numerical value of n2 can have multiple, and that is, the value of first (1/2) * T*n2- △ TC ＞ 0 adds alternating current
Multiple half periods all meet the requirements；
The T12 moment drives K1 open circuit by drive module, electric current IAB=0 so when the dynamic and static contact of K1 separates, and that is, zero passage is broken
Open；
Switching electromagnetic switch K2 switches to controller loop, that is, switch to state to be measured；
Time detecting is released in suction, computing module sends K1 close command in the t13 moment；
Time detecting is released in suction, computing module obtains K1 closing moment t14；
Calculate adhesive time delay △ TC=t14-t13；
Time detecting is released in suction, computing module sends K1 open circuit instruction in the t15 moment；
Time detecting is released in suction, computing module obtains K1 open circuit moment t16；
Calculate release delay △ TB=t16-t15；
Storage △ TC, △ TB, release time detecting by suction, the memory of computing module preserves, and continuous with certain cycle
Update；
Operation waits, and operation refers to device making operation.
Fig. 7 is applied to the switching of power line power factor compensation capacitance for apparatus of the present invention, and C is power factor compensation electricity
Hold.
Claims (5)
1. a kind of self adaptation zero passage on-off control device, is characterized in that：Zero passage electromagnetic switch and switching electromagnetic switch series connection after and
Working electromagnet switch in parallel accesses load circuit again, and zero passage electromagnetic switch is switched to detection state and obtains by switching electromagnetic switch
New zero passage electromagnetic switch action delay, zero passage electromagnetic switch is switched to by switching electromagnetic switch is prolonged with described action after load circuit
Shi Xiuzheng zero passage electromagnetic switch action, working electromagnet switch in parallel cut-in operation state.
2. a kind of self adaptation zero passage on-off control device according to claim 1, is characterized in that：Including controller, control
Device, by drive module, is inhaled and is released time detecting, computing module, zero passage detection module, and operation module forms, and described drive module is responsible for
Drive the electromagnet of electromagnetic switch, time detecting is released in described suction, computing module is responsible for detecting time, calculating and the storage that suction is released,
Described zero passage detection module, operation module is responsible for detecting the voltage at zero passage electromagnetic switch two ends or the electric current passing through.
3. a kind of self adaptation zero passage on-off control device according to claim 1 and 2, is characterized in that：Described electromagnetic switch
At least include adhesive electromagnet, static contact, moving contact and the armature connecting moving contact, described adhesive solenoid actuated armature
Moving contact and static contact is driven to carry out being contacting and separating action.
4. a kind of self adaptation zero passage on-off control device according to claim 3, is characterized in that：Also include discharging electromagnetism
Iron, the reset speed of armature accelerated by described release magnet.
5. a kind of self adaptation zero passage on-off control device according to claim 1 or 2 or 4, is characterized in that：Electromagnetic switch is
The isolation of electromagnetic type electric power is put up a bridge or electromagnetic type load switch or electromagnetic type disconnecting switch or electromagnetic breaker or electromagnetic type
Relay or A.C. contactor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620843500.6U CN205943942U (en) | 2016-08-05 | 2016-08-05 | Self -adaptation zero passage on -off control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620843500.6U CN205943942U (en) | 2016-08-05 | 2016-08-05 | Self -adaptation zero passage on -off control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205943942U true CN205943942U (en) | 2017-02-08 |
Family
ID=57922547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620843500.6U Withdrawn - After Issue CN205943942U (en) | 2016-08-05 | 2016-08-05 | Self -adaptation zero passage on -off control device |
Country Status (1)
| Country | Link |
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| CN (1) | CN205943942U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106098473A (en) * | 2016-08-05 | 2016-11-09 | 江苏特力威信息系统有限公司 | Self adaptation zero passage on-off control device and method |
| CN109597300A (en) * | 2019-02-14 | 2019-04-09 | 福州大学 | Electromagnetic switch life cycle management self-adaptation control method based on closed loop RBR technology |
| CN116260436A (en) * | 2022-12-30 | 2023-06-13 | 合肥仙湖半导体科技有限公司 | Arc-discharge-free insulated three-phase switch and application circuit thereof |
-
2016
- 2016-08-05 CN CN201620843500.6U patent/CN205943942U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106098473A (en) * | 2016-08-05 | 2016-11-09 | 江苏特力威信息系统有限公司 | Self adaptation zero passage on-off control device and method |
| CN106098473B (en) * | 2016-08-05 | 2018-07-17 | 江苏特力威信息系统有限公司 | Adaptive zero passage on-off control device and method |
| CN109597300A (en) * | 2019-02-14 | 2019-04-09 | 福州大学 | Electromagnetic switch life cycle management self-adaptation control method based on closed loop RBR technology |
| CN116260436A (en) * | 2022-12-30 | 2023-06-13 | 合肥仙湖半导体科技有限公司 | Arc-discharge-free insulated three-phase switch and application circuit thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170208 Effective date of abandoning: 20180717 |
|
| AV01 | Patent right actively abandoned |