CN105337366A - Battery pack protection system and method based on speech control - Google Patents
Battery pack protection system and method based on speech control Download PDFInfo
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- CN105337366A CN105337366A CN201510854735.5A CN201510854735A CN105337366A CN 105337366 A CN105337366 A CN 105337366A CN 201510854735 A CN201510854735 A CN 201510854735A CN 105337366 A CN105337366 A CN 105337366A
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Abstract
The invention relates to a battery pack protection system and method based on speech control. The system comprises a battery pack, a charge-discharge device, a relay, a speech input module, a speech recognition module, a control module and a relay drive module, wherein the charge-discharge device is connected with the battery pack through a power line, the relay is connected to the power line in series, the speech input module is used for collecting speech signals and transmitting the speech signals to the speech recognition module, the speech recognition module compares the speech signals with prestored action phrases in a phrase list and sending the action phrases the same as the speech signals to the control module, the control module outputs corresponding action control instructions to the relay drive module according to the action phrases of the speech recognition module, and the relay drive module controls the relay to make corresponding actions according to the action control instructions of the control module. The battery pack and the charge-discharge device can be disconnected through speech instructions, short-distance operation is needless, the security is greatly improved, and speech control is more convenient.
Description
Technical field
The present invention relates to power brick security technology area, be specifically related to a kind of based on voice-operated power brick protection system and method.
Background technology
Nowadays, electric automobile obtains and develops fast.4.0 are manufactured, the concept that China proposes " made in China 2025 " and developing direction for industry, intelligent by the industrial development direction in leading future, and great change and impact are brought on the life of people.And the fail safe of electric automobile is the emphasis that people pay close attention to the most always.
Existing battery management system can only the internal fault for the treatment of of battery bag, as unusual conditions such as the disconnection of monomer battery core, short circuit, overcurrents, but can not make some problems of external environment condition and processing fast.Such as, in prior art, when around in charging station charging process, the situations such as exception occur for breaking out of fire or charging device, in order to avoid the generation of second accident, need rapidly power brick and charging device to be disconnected.If now by people for manual operation goes to disconnect charging device and power brick, this During manual operation is slow, and threatens the security presence of operating personnel.
Summary of the invention
The object of the invention is to overcome shortcomings and deficiencies of the prior art, provide a kind of based on voice-operated power brick protection system, fast charging device and power brick are disconnected by Voice command in abnormal cases, effectively prevent the generation of second accident.
The object of the invention is to be achieved through the following technical solutions:
A kind of based on voice-operated power brick protection system, comprise power brick, by the charging/discharging apparatus that power line is connected with power brick, be serially connected in the relay of power line, for gathering voice signal and by transmitting voice signal to the voice input module of sound identification module, voice signal is carried out contrasting with the action phrase in the list of phrases prestored and the action phrase identical with voice signal is sent to the sound identification module of control module, export the control module of corresponding action directive to relay driving module and the action directive according to control module according to the action phrase of sound identification module and control the relay driving module that pole relay carries out corresponding actions.
Particularly, described power line comprises positive pole power line and negative pole power line, and described relay comprises the positive pole relay being serially connected in positive pole power line and/or the negative pole relay being serially connected in negative pole power line.
Particularly, described sound identification module adopts LD3320 chip.
Particularly, described control module adopts Freescale S9S12XEP100 family chip.
Particularly, described sound identification module and control module parallel communications.
Particularly, described relay driving module adopts BTS724G chip.
Particularly, described voice input module is microphone.
Operation principle of the present invention is:
Described voice input module gathers voice signal and transfers to sound identification module, voice signal carries out contrasting with the action phrase in the list of phrases prestored and the action phrase identical with voice signal is sent to control module by sound identification module, and control module exports corresponding action directive according to action phrase and carries out corresponding action to relay driving module with control relay.
Another object of the present invention is to provide a kind of based on voice-operated power brick guard method.
Another object of the present invention is achieved through the following technical solutions:
Based on a power brick guard method for above-mentioned voice-operated power brick protection system, comprise the following steps:
A1 initialization relay driving module, sound identification module;
A2 will comprise the list of phrases of at least one action phrase stored in the register of sound identification module;
If A3 sound identification module receives the voice signal of voice input module, then read the list of phrases of register one by one, and contrast with received voice signal one by one, if the voice signal received is all not identical with the action phrase prestored, abandon this voice signal, next voice signal of wait-receiving mode; If the action phrase recognized in list of phrases is identical with received voice signal, then the action phrase identical with this voice signal is sent to control module, described control module exports corresponding action directive according to received action phrase and drives relay to relay driving module, and described relay driving module drives relay to carry out corresponding action according to received action directive.
Particularly, the detailed process of described steps A 3 is as follows:
The Article 1 action that B1 reads in register is short;
Read action phrase and voice signal compare by B2, if both are identical, then perform step B4, if not identical, perform step B3;
B3 judges that whether the action phrase of current reading is the last item action phrase in list of phrases, if so, then performs step B7, otherwise performs step B8;
The action phrase identical with this voice signal is sent to control module by B4;
Control module described in B5 exports corresponding action directive according to received action phrase and drives relay to relay driving module;
Relay driving module described in B6 drives relay to carry out corresponding action according to received action directive;
B7 abandons this voice signal, next voice signal of wait-receiving mode;
B8 reads next action phrase of register, and returns step B2.
The present invention comprises following advantage and beneficial effect compared to existing technology:
(1) the present invention adopts Voice command, because phonetic incepting has larger scope, in unexpected abnormality situation, related personnel can when with a certain distance from the connection being disconnected power brick and charging/discharging apparatus when electric automobile by voice command, and do not need closely to operate, greatly improve the fail safe of related personnel, realize the promptness of control operation, and Voice command is convenient simultaneously.
(2) connected the closed of the relay of power brick and charging/discharging apparatus by Voice command or disconnect, not needing artificially manually directly to contact high-tension line, guarantee the safety of related personnel further.
Accompanying drawing explanation
Fig. 1 is the theory diagram that the present invention is based on voice-operated power brick protection system;
Fig. 2 is the flow chart that the present invention is based on voice-operated power brick guard method;
Fig. 3 is the flow chart of step S4 in Fig. 2.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are not limited thereto.
Embodiment
As shown in Figure 1, a kind of based on voice-operated power brick protection system, comprising: power brick, charging/discharging apparatus, positive pole relay, negative pole relay, voice input module, sound identification module, control module and relay driving module.Described power brick is connected with charging/discharging apparatus with negative pole power line by positive pole power line, and described positive pole relay is connected in positive pole power line, and described negative pole relay is connected in negative pole power line.During practical application, described positive pole relay and negative pole relay can with power brick integrated setting, also can with charging/discharging apparatus integrated setting.
In the present embodiment, described voice input module is microphone.Described sound identification module adopts LD3320 chip.Described LD3320 chip is a " speech recognition " special chip.LD3320 integrated chip voice recognition processor and some external circuits, as AD, D/A converter, microphone interface, voice output interface etc.The microphone interface of LD3320 chip connects microphone, the register of voice recognition processor prestores the list of phrases of the action phrase comprising one or more, the phrase of list of phrases includes but not limited to, " disconnection positive pole relay ", " power-off ", " disconnected relay ", " lower electricity ", " pass power supply ", " powering on ", " startup ", " unlatching ", " closing relay " etc., also can adopt other phrases.The action directive of a control relay of the corresponding control module of each the action phrase prestored in the register of sound identification module, or the action directive of a control relay of the corresponding control module of multiple different action phrase.As, the disconnection actuating of relay control command of the equal corresponding control module of action phrase of " power-off ", " disconnected relay ", " lower electricity ", " pass power supply "; " power on ", " startup ", " unlatching ", " closing relay " the closing relay action directive of the equal corresponding control module of action phrase.Adopt multiple brief, common phrase, avoid related personnel in case of emergency brain blank be difficult to recall specific action phrase and the situation that causes Voice command failure.
In the present embodiment, described control module adopts Freescale S9S12XEP100 family chip, described sound identification module and control module parallel communications.
In the present embodiment, described relay driving module adopts BTS724G chip.
During application, microphone gathers voice signal and gathered voice signal is inputed to the voice recognition processor of LD3320 chip, voice recognition processor calls the action phrase that its register prestores and contrasts with the voice signal received, if the voice signal received is all not identical with the action phrase prestored, abandon this voice signal, wait for next voice signal, action phrase is there is identical with received voice signal if identify, then this action phrase is sent to control module, described control module exports corresponding action directive according to received action phrase and drives relay to carry out corresponding action to relay driving module.
As shown in Figure 2, a kind of battery protecting method based on above-mentioned voice-operated power brick protection system, comprises the following steps:
S1 initialization relay driving module, sound identification module.
S2 by list of phrases stored in the register of sound identification module.Be specially in the register stored in LD3320 chip.Described list of phrases comprises one or more phrase.Described phrase can be " disconnecting positive pole relay ", " power-off ", " disconnected relay ", " lower electricity ", " pass power supply ", " powering on ", " startup ", " unlatching ", " closing relay " etc., also can adopt other phrases.The action directive of a control relay of the corresponding control module of each the action phrase prestored in the register of sound identification module, or the action directive of a control relay of the corresponding control module of multiple different action phrase.As, the disconnection actuating of relay control command of the equal corresponding control module of action phrase of " power-off ", " disconnected relay ", " lower electricity ", " pass power supply "; " power on ", " startup ", " unlatching ", " closing relay " the closing relay action directive of the equal corresponding control module of action phrase.Adopt multiple brief, common phrase, avoid related personnel in case of emergency brain blank be difficult to recall specific action phrase and the situation that causes Voice command failure.
The LD3320 chip of S3 sound identification module detects microphone in real time and whether receives voice signal, if without, continue to perform step S3, if receive voice signal, perform step S4.
S4 reads the list of phrases of register one by one, and contrast with received voice signal one by one, if the action phrase recognized in list of phrases is identical with received voice signal, then perform step S5, if the voice signal received is all not identical with the action phrase prestored, perform step S8.Such as, list of phrases comprises N bar action phrase, be designated as 1 respectively, 2,3 ... N, the voice signal received is designated as K.As shown in Figure 3, speech recognition process is as follows:
S1, the M article of action phrase M (M=1) of reading in register;
S2, read action phrase M and voice signal K to be compared, if both are identical, then perform step S5, if not identical, perform step s3;
Do you s3, judge that the action phrase M of current reading is the last item action phrase (M=N in list of phrases?), if so, then perform step S8, otherwise perform step s4;
Next action phrase of s4, reading register, namely reads M article of action phrase (M=M+1) in register, and returns step s2.
The action phrase identical with this voice signal is sent to control module by S5.
Control module described in S6 exports corresponding action directive according to received action phrase and drives relay to relay driving module.
Relay driving module described in S7 drives relay to carry out corresponding action according to received action directive.
S8 abandons this voice signal, returns step S3 and waits for next voice signal.
Above-described embodiment is the present invention's preferably execution mode; but embodiments of the present invention are not restricted to the described embodiments; change, the modification done under other any does not deviate from Spirit Essence of the present invention and principle, substitute, combine, simplify; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (9)
1. one kind based on voice-operated power brick protection system, it is characterized in that, comprise: power brick, by the charging/discharging apparatus that power line is connected with power brick, be serially connected in the relay of power line, for gathering voice signal and by transmitting voice signal to the voice input module of sound identification module, voice signal is carried out contrasting with the action phrase in the list of phrases prestored and the action phrase identical with voice signal is sent to the sound identification module of control module, the relay driving module that the control module of corresponding action directive to relay driving module and the action directive control relay according to control module carry out corresponding actions is exported according to the action phrase of sound identification module.
2. according to claim 1 based on voice-operated power brick protection system; it is characterized in that: described power line comprises positive pole power line and negative pole power line, described relay comprises the positive pole relay being serially connected in positive pole power line and/or the negative pole relay being serially connected in negative pole power line.
3. according to claim 2 based on voice-operated power brick protection system, it is characterized in that: described sound identification module adopts LD3320 chip.
4. according to claim 2 based on voice-operated power brick protection system, it is characterized in that: described control module adopts Freescale S9S12XEP100 family chip.
5. according to claim 4 based on voice-operated power brick protection system, it is characterized in that: described sound identification module and control module parallel communications.
6. according to claim 2 state based on voice-operated power brick protection system, it is characterized in that: described relay driving module adopts BTS724G chip.
7. according to any one of claim 2-6 based on voice-operated power brick protection system, it is characterized in that: described voice input module is microphone.
8., based on a voice-operated power brick guard method, it is characterized in that, comprise the following steps:
A1 initialization relay driving module, sound identification module;
A2 will comprise the list of phrases of at least one action phrase stored in the register of sound identification module;
If A3 sound identification module receives the voice signal of voice input module, then read the list of phrases of register one by one, and contrast with received voice signal one by one, if the voice signal received is all not identical with the action phrase prestored, abandon this voice signal, next voice signal of wait-receiving mode; If the action phrase recognized in list of phrases is identical with received voice signal, then the action phrase identical with this voice signal is sent to control module, described control module exports corresponding action directive according to received action phrase and drives relay to relay driving module, and described relay driving module drives relay to carry out corresponding action according to received action directive.
9. according to claim 8ly it is characterized in that based on voice-operated power brick guard method, the detailed process of described steps A 3 is as follows:
The Article 1 action that B1 reads in register is short;
Read action phrase and voice signal compare by B2, if both are identical, then perform step B4, if not identical, perform step B3;
B3 judges that whether the action phrase of current reading is the last item action phrase in list of phrases, if so, then performs step B7, otherwise performs step B8;
The action phrase identical with this voice signal is sent to control module by B4;
Control module described in B5 exports corresponding action directive according to received action phrase and drives relay to relay driving module;
Relay driving module described in B6 drives relay to carry out corresponding action according to received action directive;
B7 abandons this voice signal, next voice signal of wait-receiving mode;
B8 reads next action phrase of register, and returns step B2.
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| CN201510854735.5A CN105337366A (en) | 2015-11-28 | 2015-11-28 | Battery pack protection system and method based on speech control |
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Cited By (3)
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| CN109038756A (en) * | 2018-08-31 | 2018-12-18 | 浙江天泰机械有限公司 | battery pack control method, device, system and battery pack |
| CN109243439A (en) * | 2018-09-17 | 2019-01-18 | 华中科技大学同济医学院附属协和医院 | The voice operating method of novel medical treatment bed |
| CN109586368A (en) * | 2018-12-07 | 2019-04-05 | 珠海格力电器股份有限公司 | Energy storage system starting device, starting method and energy storage system |
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| CN205160146U (en) * | 2015-11-28 | 2016-04-13 | 惠州市蓝微新源技术有限公司 | Battery package protection system based on speech control |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109038756A (en) * | 2018-08-31 | 2018-12-18 | 浙江天泰机械有限公司 | battery pack control method, device, system and battery pack |
| CN109038756B (en) * | 2018-08-31 | 2022-04-26 | 浙江天泰机械有限公司 | Battery pack control method, device and system and battery pack |
| CN109243439A (en) * | 2018-09-17 | 2019-01-18 | 华中科技大学同济医学院附属协和医院 | The voice operating method of novel medical treatment bed |
| CN109586368A (en) * | 2018-12-07 | 2019-04-05 | 珠海格力电器股份有限公司 | Energy storage system starting device, starting method and energy storage system |
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Application publication date: 20160217 |
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