CN105302214A - Standby control circuit, standby control method and electrical apparatus - Google Patents
Standby control circuit, standby control method and electrical apparatus Download PDFInfo
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- CN105302214A CN105302214A CN201510698103.4A CN201510698103A CN105302214A CN 105302214 A CN105302214 A CN 105302214A CN 201510698103 A CN201510698103 A CN 201510698103A CN 105302214 A CN105302214 A CN 105302214A
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- circuit
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- master control
- control set
- electrical appliance
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Abstract
The invention discloses a standby control circuit, a standby control method and an electrical apparatus. The standby control circuit comprises discharging resistors, a discharging control chip, a filter and an X-capacitor, wherein the discharging control chip and the discharging resistors are in series connection so as to form a discharging circuit; the discharging control chip is used for controlling the connection of the discharging circuit when an input AC power supply is powered off; the X-capacitor is used for filtering differential mode interference; and the X-capacitor is in parallel connection with the discharging circuit and the filter. By employing the technical scheme mentioned above, the discharging control chip can control the working state of the discharging resistors, so that the standby power consumption is saved, efficient and energy-saving effects are achieved, and the standby control circuit is simple in structure and low in cost.
Description
Technical field
The present invention relates to Opportunity awaiting control for linear field, in particular to a kind of readiness control circuit, standby controlling method and electric equipment.
Background technology
Frequency converter of the prior art load in stand-by mode mainly comprises master control set and peripheral circuit, driving circuit, filtering circuit; In stand-by mode, three circuit all have electric current to flow through, and stages of labor power consumption.
For filtering circuit, according to " safety of family expenses and similar applications electrical equipment " requirement, if plug residual voltage meets standard-required, the X electric capacity in filtering circuit, more than 0.1uF, need not add discharge resistance; If cannot meet, just must add discharge resistance, require until meet residual voltage.
If X electric capacity increases discharge resistance more than 0.1uF, and the safe voltage of the human body that needs the electric charge on X electric capacity to release within 1 second after requiring power-off, therefore need the discharge resistance selecting certain resistance.When convertible frequency air-conditioner is in holding state, because electric current still flows through discharge resistance, system standby power consumption can be increased like this.
Summary of the invention
A kind of structure is simple, cost is low, stand-by power consumption is low, energy-efficient readiness control circuit, standby controlling method and electric equipment are provided in the embodiment of the present invention.
For achieving the above object, the embodiment of the present invention provides a kind of readiness control circuit, comprising: discharge resistance; Control of discharge chip, connects with discharge resistance and forms discharge circuit, for controlling discharging circuit conduction when the AC power power-off of input; Wave filter; For the X electric capacity of filtering differential mode interference, in parallel with discharge circuit and wave filter.
As preferably, readiness control circuit also comprises: relay, and input end is connected with the output terminal of wave filter; Electrical appliance, input end is connected with the output terminal of relay; Client, for sending silence signal; Master control set, is connected with the control end of relay, for disconnecting relay when receiving silence signal to disconnect the power supply of electrical appliance.
As preferably, master control set rely on the electric maintenance work very first time more than the electric capacity in it laggard enter sleep pattern.
As preferably, client sends signal of starting working, signal of starting working wake the master control set that is in sleep pattern up and master control set pilot relay adhesive after wake-up to connect the power supply of electrical appliance.
As preferably, electrical appliance is frequency converter.
Present invention also offers a kind of electric equipment, it is characterized in that, comprise above-mentioned readiness control circuit.
As preferably, electric equipment is air-conditioning.
Present invention also offers a kind of standby controlling method, comprising: being connected with discharge resistance by control of discharge chip forms discharge circuit; By discharge circuit and the X Capacitance parallel connection being used for filtering differential mode interference; When the AC power power-off inputted by control of discharge chip controls discharging circuit conduction, with to X capacitor discharge.
As preferably, standby controlling method also comprises: send silence signal by client to master control set; Master control set disconnects the power supply of electrical appliance when receiving silence signal.
As preferably, make master control set rely on the electric maintenance work very first time more than the electric capacity in it laggard enter sleep pattern.
As preferably, method also comprises: be in dormant master control set by waking up from the signal of starting working of client; The relay adhesive that master control set is controlled on electrical appliance feed circuit after being waken up is electric to make electrical appliance obtain.
Owing to have employed technique scheme, whether the present invention can utilize the work of control of discharge chip controls discharge resistance, has thus saved stand-by power consumption, has reached energy-efficient effect, had the advantages that structure is simple, cost is low.
Accompanying drawing explanation
Fig. 1 is overall logic structural representation of the present invention;
Fig. 2 is the structural representation of filter band;
Fig. 3 is the circuit equivalent figure of filter band when ultralow standby mode;
Fig. 4 is master control set and peripheral circuit isoboles thereof;
Fig. 5 is driving circuit isoboles;
Fig. 6 is the process flow diagram of the standby controlling method in the present invention.
Description of reference numerals: 1, discharge resistance; 2, control of discharge chip; 3, wave filter; 4, X electric capacity; 5, relay; 6, electrical appliance; 7, client; 8, master control set; 9, filter band.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail, but not as a limitation of the invention.
Please refer to Fig. 1 to Fig. 5, the invention provides a kind of readiness control circuit, comprising: discharge resistance 1; Control of discharge chip 2, connects with discharge resistance 1 and forms discharge circuit, for controlling discharging circuit conduction when the AC power AC power-off of input; Wave filter 3; For the X electric capacity 4 of filtering differential mode interference, in parallel with discharge circuit and wave filter.Wherein, discharge resistance 1, control of discharge chip 2, wave filter 3 form filter band 9.Preferably, electrical appliance 6 is frequency converter.
Please refer to Fig. 1 to 5, in Fig. 1,4 and 5, A1, B1, A2, B2 are signal wire, L1 is the fire wire output end of filter band 9, and N1 is the zero line output terminal of filter band 9, and L2 is the live wire input end of master control set 8, N2 is the zero line input end of master control set 8, and COMP is compressor.When system is in normal work or standby mode, the discharge circuit (as Fig. 3) of control of discharge chip 2 X electric capacity 4 capable of blocking, the power attenuation of filter band (having under power supply input condition) will can be down to below 5mW, be even zero.When AC power power-off, control of discharge chip 2 controlled discharge circuit turn-on, thus realize the automatic discharging to X electric capacity 4, thus make X electric capacity 4 complete releasing of energy.Further, X electric capacity 4 can be selected neatly according to filter effect, thus make the filter effect that filtering circuit reaches best, meet the time requirement of 1 second simultaneously, meet international safety standard completely and want.
Owing to have employed technique scheme, whether the present invention can utilize the work of control of discharge chip 2 controlled discharge resistance 1, has thus saved stand-by power consumption, has reached energy-efficient effect, had the advantages that structure is simple, cost is low.
Please refer to Fig. 5, preferably, readiness control circuit also comprises: relay 5, and input end is connected with the output terminal of wave filter 3; Electrical appliance 6, input end is connected with the output terminal of relay 5; Client 7, for sending silence signal; Master control set 8, is connected with the control end of relay 5, for disconnecting relay 5 when receiving silence signal to disconnect the power supply of electrical appliance 6.Preferably, master control set 8 rely on the electric maintenance work very first time more than the electric capacity in it laggard enter sleep pattern.Like this, after client 7 sends silence signal, under all automatically controlled devices will be in standby mode, master control set 8 will enter sleep pattern, turn off all unnecessary loads, power light and relevant peripheral testing circuit, to reach the object reducing power consumption simultaneously.Wherein, relay 5, electrical appliance 6 and master control set 8 can form driving circuit, as shown in Figure 5.
Because electrical appliance 6 is directly powered by electrical network, when system is in standby mode, master control set 8 pilot relay 5 disconnects, thus makes the power down of drive circuit power unit, and master control set 8 also can power down then.Now, master control set 8 will rely on the remaining electricity of electric capacity to maintain of short duration work, and when being not enough to maintenance work, driving circuit and master control set 8 all by power down, thus can ensure Zero-power-consumption standby state.
Preferably, client 7 sends signal of starting working, signal of starting working wake the master control set 8 that is in sleep pattern up and master control set 8 pilot relay 5 adhesive after wake-up to connect the power supply of electrical appliance 6.When client needs to start working, send signal of starting working, make master control set 8 be waken up and enter normal mode of operation, thus make electrical appliance 6 obtain electric and rework.Visible, load loss unnecessary when the present invention can reduce standby, and the working current of master control set 8 under further can reducing to be in standby mode.
Therefore, when the electrical appliances such as needs frequency converter work again, only needing to activate master control set 8 by client works, and then by the adhesive of master control set 8 pilot relay, thus can wake whole frequency converter up and enter normal mode of operation.
Present invention also offers a kind of electric equipment, comprise above-mentioned readiness control circuit.Preferably, electric equipment is air-conditioning.
Please refer to Fig. 6, present invention also offers a kind of standby controlling method, comprising: formation discharge circuit that control of discharge chip 2 is connected with discharge resistance 1; Discharge circuit is in parallel with the X electric capacity 4 being used for filtering differential mode interference; When the AC power power-off inputted by control of discharge chip 2 controlled discharge circuit turn-on, to discharge to X electric capacity 4.
When system is in normal work or standby mode, the discharge circuit (as Fig. 3) of control of discharge chip 2 X electric capacity 4 capable of blocking, the power attenuation of filter band (having under power supply input condition) will can be down to below 5mW, be even zero.When AC power power-off, control of discharge chip 2 controlled discharge circuit turn-on, thus realize the automatic discharging to X electric capacity 4, thus make X electric capacity 4 complete releasing of energy.Further, X electric capacity 4 can be selected neatly according to filter effect, thus make the filter effect that filtering circuit reaches best, meet the time requirement of 1 second simultaneously, meet international safety standard completely and want.
Owing to have employed technique scheme, whether the present invention can utilize the work of control of discharge chip 2 controlled discharge resistance 1, has thus saved stand-by power consumption, has reached energy-efficient effect, had the advantages that structure is simple, cost is low.
Preferably, standby controlling method also comprises: send silence signal by client 7 to master control set 8; Master control set 8 disconnects the power supply of electrical appliance 6 when receiving silence signal.Preferably, make master control set 8 rely on the electric maintenance work very first time more than the electric capacity in it laggard enter sleep pattern.Like this, after client 7 sends silence signal, under all automatically controlled devices will be in standby mode, master control set 8 will enter sleep pattern, turn off all unnecessary loads, power light and relevant peripheral testing circuit, to reach the object reducing power consumption simultaneously.
Preferably, method also comprises: be in dormant master control set 8 by waking up from the signal of starting working of client 7; Relay 5 adhesive that master control set 8 is controlled on described electrical appliance 6 feed circuit after being waken up is electric to make electrical appliance 6 obtain.When client needs to start working, send signal of starting working, make master control set 8 be waken up and enter normal mode of operation, thus make electrical appliance 6 obtain electric and rework.Visible, load loss unnecessary when the present invention can reduce standby, and the working current of master control set 8 under further can reducing to be in standby mode.
Certainly, be more than the preferred embodiment of the present invention.It should be pointed out that for those skilled in the art, under the prerequisite not departing from its general principles, can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (11)
1. a readiness control circuit, is characterized in that, comprising:
Discharge resistance (1);
Control of discharge chip (2), connects with described discharge resistance (1) and forms discharge circuit, for controlling described discharging circuit conduction when the AC power power-off of input;
Wave filter (3);
For the X electric capacity (4) of filtering differential mode interference, in parallel with described discharge circuit and described wave filter.
2. readiness control circuit according to claim 1, is characterized in that, described readiness control circuit also comprises:
Relay (5), input end is connected with the output terminal of described wave filter (3);
Electrical appliance (6), input end is connected with the output terminal of described relay (5);
Client (7), for sending silence signal;
Master control set (8), is connected with the control end of described relay (5), for disconnecting described relay (5) when receiving described silence signal to disconnect the power supply of described electrical appliance (6).
3. readiness control circuit according to claim 2, is characterized in that, described master control set (8) rely on the electric maintenance work very first time more than the electric capacity in it laggard enter sleep pattern.
4. readiness control circuit according to claim 3, it is characterized in that, described client (7) sends signal of starting working, described in signal of starting working wake up and be in the described master control set (8) of described sleep pattern and the described master control set (8) after wake-up controls described relay (5) adhesive to connect the power supply of described electrical appliance (6).
5. readiness control circuit according to claim 2, is characterized in that, described electrical appliance (6) is frequency converter.
6. an electric equipment, is characterized in that, comprises the readiness control circuit according to any one of claim 1 to 5.
7. electric equipment according to claim 6, is characterized in that, described electric equipment is air-conditioning.
8. a standby controlling method, is characterized in that, comprising:
Control of discharge chip (2) is connected with discharge resistance (1) and forms discharge circuit;
Described discharge circuit is in parallel with the X electric capacity (4) being used for filtering differential mode interference;
Described discharging circuit conduction is controlled by described control of discharge chip (2), to discharge to described X electric capacity (4) when the AC power power-off inputted.
9. standby controlling method according to claim 8, is characterized in that, described standby controlling method also comprises:
Silence signal is sent to master control set (8) by client (7);
Described master control set (8) disconnects the power supply of electrical appliance (6) when receiving described silence signal.
10. standby controlling method according to claim 9, is characterized in that, make described master control set (8) rely on the electric maintenance work very first time more than the electric capacity in it laggard enter sleep pattern.
11. standby controlling methods according to claim 10, is characterized in that, described method also comprises:
Described dormant described master control set (8) is in by waking up from the signal of starting working of described client (7);
Relay (5) adhesive that described master control set (8) is controlled on described electrical appliance (6) feed circuit after being waken up is electric to make described electrical appliance (6) obtain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510698103.4A CN105302214B (en) | 2015-10-22 | 2015-10-22 | Readiness control circuit, standby controlling method and electric equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510698103.4A CN105302214B (en) | 2015-10-22 | 2015-10-22 | Readiness control circuit, standby controlling method and electric equipment |
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| Publication Number | Publication Date |
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| CN105302214A true CN105302214A (en) | 2016-02-03 |
| CN105302214B CN105302214B (en) | 2017-11-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510698103.4A Active CN105302214B (en) | 2015-10-22 | 2015-10-22 | Readiness control circuit, standby controlling method and electric equipment |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108873779A (en) * | 2018-07-03 | 2018-11-23 | 珠海格力电器股份有限公司 | Standby driving plate, system, method, variable frequency drives and smart machine |
| CN109270862A (en) * | 2018-10-01 | 2019-01-25 | 珠海格力电器股份有限公司 | Apparatus control method, control device and the equipment using the control device |
| CN108873779B (en) * | 2018-07-03 | 2024-05-03 | 珠海格力电器股份有限公司 | Standby driving plate, system, method, variable frequency driver and intelligent equipment |
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| CN109270862A (en) * | 2018-10-01 | 2019-01-25 | 珠海格力电器股份有限公司 | Apparatus control method, control device and the equipment using the control device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105302214B (en) | 2017-11-28 |
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