CN1737973A - Capacitance energy-storage type relay circuit - Google Patents
Capacitance energy-storage type relay circuit Download PDFInfo
- Publication number
- CN1737973A CN1737973A CN 200510093729 CN200510093729A CN1737973A CN 1737973 A CN1737973 A CN 1737973A CN 200510093729 CN200510093729 CN 200510093729 CN 200510093729 A CN200510093729 A CN 200510093729A CN 1737973 A CN1737973 A CN 1737973A
- Authority
- CN
- China
- Prior art keywords
- relay
- power
- voltage
- pulse
- electric capacity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Landscapes
- Direct Current Feeding And Distribution (AREA)
- Relay Circuits (AREA)
- Dc-Dc Converters (AREA)
Abstract
Disclosed an energy-saving relay circuit, comprises impulsion direct current power source E, capacitor C, relay J, diode D, and pilot switch K. Wherein, the impulsion direct current power source can charge the capacitor C when the pilot switch K is opened, and control the relay J close when the pilot switch is closed; since the limitation of efficient output power of impulsion direct current power source, the closed relay J will work in a low voltage to maintain the adherent; the impulsion direct current power source E will charge the capacity C repeatedly when the pilot switch K is opened, to operate the on-off operation repeatedly for energy saving.
Description
Technical field
The present invention relates to relay, particularly relate to the energy-saving application circuit of various electromagnetic relays.
Background technology
In present existing technology, according to the various relay parameters that provide in Chinese people's post and telecommunications publishing house in June, 2004 front page " new type of relay application manual " as can be known, the pick-up voltage of DC relay 〉=70% solenoid rated voltage, keep pick-up voltage 〉=10% solenoid rated voltage, the pick-up voltage of AC relay 〉=80% solenoid rated voltage, keep pick-up voltage 〉=30% solenoid rated voltage, and the AC relay is when using in the DC circuit and the characteristic close of DC relay.For example: the relay that internal resistance is R adhesive and keep its wasted work rate of adhesive P under the specified dc voltage U of its solenoid with this voltage
1=U
2/ R; And this relay is kept adhesive with 10%U after solenoid rated voltage U adhesive, and its institute's wasted work rate is P
2=(10%U)
2/ R, obviously the former reaches (P than latter's power consumption rate
1-P
2)/P
1=99%.Because relay adhesive of the prior art solenoid when keeping adhesive all is operated in 〉=70% solenoid rated voltage under, obviously waste of energy is very big.
Summary of the invention
The present invention seeks at AC and the adhesive of DC relay and the characteristic of keeping the obvious energy consumption difference of adhesive, provide a kind of simply, relay circuit cheaply, the voltage range that makes it work is wideer, especially significantly saves energy.
Technical scheme of the present invention is: the apply pulse DC power supply is to the capacitor energy storage of charging in relay circuit, voltage makes the relay adhesive because of the minimum pick-up voltage greater than relay on the capacitor like this, then provide the low-voltage of keeping the relay adhesive after the adhesive, thereby reach energy-conservation purpose by pulse dc power effective value power.
A kind of capacitance energy-storage type relay circuit of the present invention comprises: pulse dc power E, capacitor C, relay J and diode D, a control switch K.Described pulse dc power E can be the pulsed dc voltage of random waveform output, and its both positive and negative polarity output V+, V-join with the capacitor C both positive and negative polarity is corresponding; Described capacitor C is energy storage and filter capacitor; Relay J is held mutually with V+, the V-of control switch K serial connection back and pulse dc power E and is connect; The negative electrode of diode D connects the V+ end of pulse dc power E, and anode then joins with the point that is connected in series of control switch K with relay J.
When control switch K opens, pulse dc power E is to the peak value of capacitor C charging energy storage to DC power supply E, after control switch K closure, institute's accumulate can make the relay J adhesive greater than the minimum pick-up voltage of relay J solenoid by voltage on the capacitor C, owing to be subjected to the restriction of the effective value power of pulse dc power E output, capacitor C powers on drops to the low-voltage of keeping the relay J adhesive, capacitor C transfers filter action to, relay J enters power save mode, after control switch K opens, relay J discharges, the inverse peak voltage of relay J solenoid generation simultaneously forms afterflow through diode D and absorbs, to capacitor C charging storage power, circuit is waited for next switch motion to pulse dc power E heavily again.
Description of drawings
Accompanying drawing 1 is a kind of capacitance energy-storage type relay circuit schematic diagram of the present invention;
Accompanying drawing 2 is the specific embodiment of the invention one circuit diagram;
Accompanying drawing 3 is the specific embodiment of the invention two circuit diagrams;
Accompanying drawing 4 is specific embodiment of the invention three-circuit figure.
Embodiment
Below in conjunction with accompanying drawing the present invention is described in further details.
Fig. 1 is a kind of capacitance energy-storage type relay circuit of the present invention, comprising: pulse dc power E, capacitor C, relay J and diode D, a control switch K.Described pulse dc power E can be the pulsed dc voltage of random waveform output, and its both positive and negative polarity output V+, V-join with the capacitor C both positive and negative polarity is corresponding; Described capacitor C is energy storage and filter capacitor; Relay J is held mutually with V+, the V-of control switch K serial connection back and pulse dc power E and is connect; The negative electrode of diode D connects the V+ end of pulse dc power E, and anode then joins with the point that is connected in series of control switch K with relay J.
When control switch K opens, pulse dc power E is to the peak value of capacitor C charging energy storage to DC power supply E, after control switch K closure, institute's accumulate can make the relay J adhesive greater than the minimum pick-up voltage of relay J solenoid by voltage on the capacitor C, owing to be subjected to the restriction of the effective value power of pulse dc power E output, capacitor C powers on drops to the low-voltage of keeping the relay J adhesive, capacitor C transfers filter action to, relay J enters power save mode, after control switch K opens, relay J discharges, the counter voltage of relay J solenoid generation simultaneously forms afterflow through diode D and absorbs, to capacitor C charging storage power, circuit is waited for next switch motion to pulse dc power E heavily again.
Fig. 2 is the specific embodiment of the invention one circuit diagram, and the AC voltage of being imported by input in Fig. 2 is through capacitor C
21Current limliting and rectifier D
21Constitute pulse dc power E after the full-wave rectification, when control switch K opened, pulse dc power E was to the peak value of capacitor C charging energy storage to E, if this moment control switch K closure, then institute's accumulate can power supply makes its adhesive to relay J immediately on the capacitor C, this moment is because C
21Metering function, capacitor C powers on drops to a low voltage value keeping adhesive, capacitor C transfers filter capacitor to, after control switch K opened, pulse dc power E repeated to capacitor C charging energy storage to its crest voltage, circuit is finished a switching process.In the wide voltage power supply scope of AC140V～250V, can the power AC and the DC relay of magnetic coil rated voltage≤220 volt of this circuit uses capacitor C
21Value be about capacitance required when its solenoid voltage is 40% solenoid rated voltage after the relay J adhesive when AC220V powers; And the value of C is about the corresponding 0.5uF/mA of relay J solenoid load current value, selects for use the relay of low solenoid load current value can use more C, the C of low capacity in therefore using
21For example: JZC-22F DC24V relay, C in this circuit
1Get 0.1uF/400V, C gets 4.7uF/400V, K is the optocoupler of withstand voltage 〉=400V, rated current 〉=used electromagnetic coil relay rated current, its electrical equipment that switch is controlled reliablely and stablely under the wide voltage power supply situation of AC100V～220V, its solenoid both end voltage measured value is DC10V when AC220V, and its fractional energy savings is (24
2/ R-10
2/ R)/24
2/ R 〉=80%, and when AC134V powered, its solenoid two ends dc voltage actual measurement was DC6V, fractional energy savings is (24
2/ R-6
2/ R)/24
2/ R 〉=90%.This circuit is simple and practical, is particularly suitable for the circuit control of various household electrical appliance.
Fig. 3 specifically implements formula two circuit diagrams for the present invention, and in Fig. 3, the DC power supply is powered to not circuit A
1～2And resistance R
31～32, capacitor C
31, diode D
32Formed the continuously adjustable pulse-generator circuit of typical pulsewidth, and exported switching tube D with its power
31Formed pulse dc power E, resistance R
31Be used to adjust output pulse width.The pulse generator frequency is by resistance R
31～32, capacitor C
31Decision, circuit can be in very wide frequency range operate as normal, the recommendation scope of application is 500H
Z-5000H
Z
When control switch K opens, pulse dc power E charges energy storage to the dc voltage peak value to capacitor C, after the K closure, relay J gets electric adhesive, owing to limited by pulse dc power E power output effective value, the capacitor C both end voltage drops to a low voltage value keeping electrical equipment J adhesive, this magnitude of voltage is by the output pulse width decision of pulse dc power E, and relay J enters power save mode, when K opens, pulse dc power E repeats to capacitor C charging energy storage, and circuit is finished a switch motion.Because the output pulse width of pulse dc power E is adjustable continuously, this circuit can adapt to the relay work that the solenoid rated voltage is lower than the DC power input voltage.For example when the DC12V stabilized power supply is powered, provide numerical value by element among the figure, this circuit can be applicable to various AC and the DC relay of solenoid rated voltage 12V, only need use R
31It is 5% that adjustment makes output pulse width, can reach energy-saving efficiency 〉=95%; If used electromagnetic coil relay rated voltage is lower than the DC supply voltage, then after the place in circuit adhesive, adjust resistance R
31Making its solenoid two ends effective value voltage is 1/5 solenoid rated voltage, can reach fractional energy savings 〉=95%, when for example using the solenoid rated voltage as the relay of 5V, only needs adjust R after its adhesive
31Making the voltage of keeping the relay adhesive is 1V.When needs drive the relay of higher solenoid rated voltage, can adopt higher dc voltage and pulse generator satisfies actual needs with the low voltage power supply mode.This circuit adaptability is strong, is widely used.
Fig. 4 is specific embodiment of the invention three-circuit figure, the NAND gate circuit A among the figure
1, not circuit A
2～4, R
41～45, capacitor C
41～42, inductance L
41, diode D
41～42Formed the adjustable voltage-controlled pulse-generator circuit of typical pulsewidth, and exported switching tube D with its power
43Formed pulse dc power E, resistance R
41Be used to adjust output pulse width, usually R
41/ R
42=1/6.The pulse generator frequency is by resistance R
41～42, capacitor C
41Decision, circuit can be in very wide frequency range operate as normal, the recommendation scope of application is 5KH
Z-50KH
Z
When control switch K opened, voltage-controlled pulse dc power E was to the capacitor C energy storage of charging, when be charged to 〉=during the relay J pick-up voltage, not gate A
3Be subjected to resistance R
43～44Dividing potential drop influences output low level and turn-offs pulse dc power E, if the closure of K conducting at this moment, capacitor C institute accumulate can make the relay J adhesive immediately, simultaneously not gate A
4Output low level stops pulse dc power E work, the voltage of at this moment keeping the relay J adhesive by the DC power supply by way of inductance L
41, diode D
42Supply with, relay J enters power save mode, and when K opened, pulse dc power E worked heavily again to capacitor C charging energy storage, and circuit is finished a switch motion.When used electromagnetic coil relay rated voltage is 5 times of dc voltage, fractional energy savings 〉=95%.Be the relay of 48V for example when the DC power supply can adopt the solenoid rated voltage during for 9V.
As everyone knows, the AC relay is applied in the dc voltage following time identical with its solenoid rated voltage, its adhesive with keep the adhesive performance and all increase, so relay described in the present invention is AC and DC relay; The present invention simultaneously is not limited to above-mentioned embodiment.
In sum, the invention has the beneficial effects as follows: 1. energy-efficient, be beneficial to environmental protection; 2. the electromagnetic coil relay energy consumption is low, the life-span is permanent; 3. relay is with the crest voltage adhesive, and operating voltage range is wide, and is reliable and stable; 4. reduced the power supply power requirement, further reduced because the electric energy loss that the power-efficient problem causes; 5. simple in structure, cost is low, is easy to realize integral structure.
Claims (4)
1. capacitance energy-storage type relay circuit, comprise: a pulse dc power (E), an electric capacity (C), a relay (J) and diode (D), a control switch (K), it is characterized in that: described pulse dc power E can be the pulsed dc voltage of random waveform output, its both positive and negative polarity output (V+), (V-) and electric capacity (C) corresponding joining of both positive and negative polarity; Described electric capacity (C) is energy storage and filter capacitor; Relay (J) is held mutually with (V+), (V-) of control switch (K) serial connection back and pulse dc power (E) and is connect; The negative electrode of diode (D) connects (V+) end of pulse dc power (E), anode then joins with the point that is connected in series of control switch (K) with relay (J), at control switch (K) when opening, pulse dc power (E) is given the peak value of electric capacity (C) charging energy storage to DC power supply (E), after control switch (K) closure, institute's accumulate can make relay (J) adhesive greater than the minimum pick-up voltage of relay (J) solenoid by voltage on the electric capacity (C), owing to be subjected to the restriction of the effective value power of pulse dc power (E) output, electric capacity (C) powers on drops to the low-voltage of keeping relay (J) adhesive, electric capacity (C) transfers filter action to, relay (J) enters power save mode, after control switch (K) is opened, relay (J) discharges, the inverse peak voltage of relay (J) solenoid generation simultaneously forms afterflow through diode (D) and absorbs, pulse dc power (E) is given electric capacity (C) charging storage power heavily again, and circuit is waited for next switch motion.
2. a kind of capacitance energy-storage type relay circuit according to claim 1 is characterized in that: the output of pulse dc power (E) is the pulsed dc voltage of random waveform.
3. a kind of capacitance energy-storage type relay circuit according to claim 1 is characterized in that: relay (J) is the DC relay.
4. a kind of capacitance energy-storage type relay circuit according to claim 1 is characterized in that: relay (J) is the AC relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510093729 CN1737973A (en) | 2005-08-29 | 2005-08-29 | Capacitance energy-storage type relay circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200510093729 CN1737973A (en) | 2005-08-29 | 2005-08-29 | Capacitance energy-storage type relay circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1737973A true CN1737973A (en) | 2006-02-22 |
Family
ID=36080733
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200510093729 Pending CN1737973A (en) | 2005-08-29 | 2005-08-29 | Capacitance energy-storage type relay circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1737973A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100461322C (en) * | 2006-12-18 | 2009-02-11 | 杭州电子科技大学 | Voltage adaptive DC low-voltage tripping controller and control method |
| CN102339686A (en) * | 2010-07-20 | 2012-02-01 | 易善堃 | Low-consumption and high-efficiency electromagnetic system |
| CN101800470B (en) * | 2010-02-02 | 2012-06-27 | 天津大学 | Main circuit for realizing quick pick-up and release of electromagnet |
| CN102723238A (en) * | 2012-06-21 | 2012-10-10 | 华为技术有限公司 | Relay drive circuit and control method and system thereof |
| CN104808515A (en) * | 2014-01-24 | 2015-07-29 | 艾默生网络能源有限公司 | Driving circuit for controllable switches |
-
2005
- 2005-08-29 CN CN 200510093729 patent/CN1737973A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100461322C (en) * | 2006-12-18 | 2009-02-11 | 杭州电子科技大学 | Voltage adaptive DC low-voltage tripping controller and control method |
| CN101800470B (en) * | 2010-02-02 | 2012-06-27 | 天津大学 | Main circuit for realizing quick pick-up and release of electromagnet |
| CN102339686A (en) * | 2010-07-20 | 2012-02-01 | 易善堃 | Low-consumption and high-efficiency electromagnetic system |
| CN102723238A (en) * | 2012-06-21 | 2012-10-10 | 华为技术有限公司 | Relay drive circuit and control method and system thereof |
| CN102723238B (en) * | 2012-06-21 | 2015-06-03 | 华为技术有限公司 | Relay drive circuit and control method and system thereof |
| CN104808515A (en) * | 2014-01-24 | 2015-07-29 | 艾默生网络能源有限公司 | Driving circuit for controllable switches |
| CN104808515B (en) * | 2014-01-24 | 2018-05-01 | 维谛技术有限公司 | A kind of drive circuit of controllable switch |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100517936C (en) | Dual-boosting energy feedback type PWM rectification circuit | |
| CN201388313Y (en) | High-efficiency constant-current LED driving circuit | |
| CN206250979U (en) | A kind of quasi-resonance active-clamp flyback converter | |
| CN201839208U (en) | PFC/PWM two-in-one switching power supply circuit | |
| CN2805210Y (en) | Main circuit for high energy feed back type electronic loading device | |
| CN104578844A (en) | Switching mode power supply circuit | |
| CN1737973A (en) | Capacitance energy-storage type relay circuit | |
| CN106026623B (en) | A kind of isolated electronic switch | |
| CN101646280A (en) | LED high-voltage energy-saving power supply | |
| CN204156616U (en) | For the self-induction power-supply circuit of intelligent grid sensing device | |
| CN203339952U (en) | Switched-capacitor AC-AC converter | |
| CN202906730U (en) | Self-switching-on-off starting control circuit used for LED flyback driving power supply | |
| CN101752143A (en) | Energy saver for AC contactor | |
| CN210093123U (en) | Gallium nitride switch driving circuit | |
| CN207074953U (en) | A kind of soft switch back excitation type converter | |
| CN104505214A (en) | High-thrust low-temperature-rise noise-free alternating-current electromagnet | |
| CN110224591A (en) | A kind of DC-DC converter of the big step-down ratio of non-isolation type | |
| CN205141991U (en) | PFC (power factor correction) circuit | |
| CN204906192U (en) | Boost module is recommended to wide region full cut -off ring high efficiency | |
| CN2898058Y (en) | High-frequency electrolytic water maker | |
| CN110112037A (en) | A kind of contactor power save circuit | |
| CN208174543U (en) | A kind of high-gain Zero Voltage Converter circuit | |
| CN208508802U (en) | Inverter soft switching circuit is recommended in a kind of open loop | |
| CN207039449U (en) | A kind of single inductance is without bridge APFC circuits | |
| CN1747096A (en) | Impluse modulation circuit of relay |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |