CN103105527A - Indoor electricity power detection device and method - Google Patents
Indoor electricity power detection device and method Download PDFInfo
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- CN103105527A CN103105527A CN2013100168756A CN201310016875A CN103105527A CN 103105527 A CN103105527 A CN 103105527A CN 2013100168756 A CN2013100168756 A CN 2013100168756A CN 201310016875 A CN201310016875 A CN 201310016875A CN 103105527 A CN103105527 A CN 103105527A
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Abstract
The invention discloses an indoor electricity power detection device and a method. The device comprises an electricity detection circuit, an analog-digital converter, a processor, a communication interface and an upper computer. The electricity detection circuit comprises a voltage detection circuit used for detecting voltages of a line and a current detection circuit used for detecting currents of the same line. The voltage detection circuit and the current detection circuit are respectively connected with the analog-digital converter. The analog-digital converter, the processor, the communication interface and the upper computer are connected in sequence. The method comprises that voltage signals collected by the voltage detection circuit and current signals collected by the current detection circuit are converted to digital signals through the analog-digital converter, electricity power is calculated after the digital signals are processed by the processor, the electricity power is sent to and displayed on the upper computer, and whether electricity utilization of an electrical device is normal or not is judged according to the change of power. The indoor electricity power detection device and the method facilitate detection of an electricity utilization state in a room, operation is convenient, and electricity consumption of every room is clearly visible.
Description
Technical field
The present invention relates to a kind of power detection device and method, especially a kind of indoor electric power pick-up unit and method belong to electronic technology field.
Background technology
Existing dwelling house, home furnishings intelligent management system of concentrating take computing machine as support of the general employing of hotel management platform, with various devices such as the illumination in family, environment control, network and household electrical appliances, arrive together by home-network linkups, thereby realize that house security is comfortable, information interaction and the function of communicating by letter.Therefore, allow the user understand electric equipment very crucial with electricity condition in dwelling house, hotel etc., and the interior spaces such as present dwelling house, hotel lack a kind of like this electric detection means of using for electric equipment.
Summary of the invention
Purpose of the present invention is in order to solve the defective of above-mentioned prior art, a kind of indoor electric power pick-up unit simple in structure, easy to use to be provided.
Another object of the present invention is to provide a kind of electric power detection method of above-mentioned detection device.
Purpose of the present invention can reach by taking following technical scheme:
a kind of indoor electric power pick-up unit, it is characterized in that: comprise and use power detection circuit, be used for detection signal is converted to the analog to digital converter of digital signal, for the treatment of digital signal and calculate the processor of electric power, be used for the communication interface of transmission of digital signals and the host computer that is used for receiving digital signals, describedly comprise for detection of the voltage detecting circuit of line voltage distribution with for detection of the current detection circuit of same line current with power detection circuit, described voltage detecting circuit is connected with analog to digital converter respectively with current detection circuit, described analog to digital converter, processor, communication interface is connected successively with host computer.
As a kind of preferred version, describedly also comprise for step-down and gather the transformer of line voltage signal and be used for to gather the current transformer of line current signal with power detection circuit, described transformer is connected with voltage detecting circuit, and described current transformer is connected with current detection circuit.
As a kind of preferred version, described analog to digital converter is the AD7755 chip; Described processor is the STC11F02E chip; Described communication interface is the SP485EE chip.
As a kind of preferred version, the pin 9,20,22 of described AD7755 chip, 23 is connected with 15 with the pin 6,7,13,14 of STC11F02E chip respectively with 24, the pin 2 of described SP485EE chip is connected with the pin 12 of STC11F02E chip with 3, and pin 1 is connected with 3 with the pin 2 of STC11F02E chip respectively with 4.
Another object of the present invention can reach by taking following technical scheme:
A kind of electric power detection method of indoor electric power pick-up unit is characterized in that comprising the following steps:
1) voltage detecting circuit is by gathering the line voltage signal of electric equipment after transformer pressure-reducing, and current detection circuit gathers same line current signal by current transformer simultaneously;
2) voltage signal and the current signal that step 1) voltage detecting circuit and current detection circuit are gathered respectively send to analog to digital converter, then are converted to respectively digital signal;
3) with step 2) conversion digital signal process by processor, then calculate electric power;
4) digital signal that step 3) is calculated electric power sends to host computer by communication interface, by host computer, the power reading is shown, if the power reading is unchanged, shows that the electric equipment electricity consumption is in abnomal condition, otherwise show that the electric equipment electricity consumption is normal condition.
As a kind of preferred version, when the electric equipment electricity consumption was in abnomal condition, the power reading was 00, the inactivity reading shows or keep state reading before.
The present invention has following beneficial effect with respect to prior art:
1, pick-up unit of the present invention is provided with for detection of the voltage detecting circuit of line voltage distribution with for detection of the current detection circuit of same line current, voltage signal and current signal that voltage detecting circuit and current detection circuit gather respectively convert digital signal to by analog to digital converter, digital signal calculates electric power after being processed by processor, then send to host computer and demonstrate electric power by communication interface, change according to power and judge whether the electric equipment electricity consumption is normal, be convenient to detecting with electricity condition in the room, and easy to operate, the power consumption in each room is high-visible.
2, structure of the detecting device of the present invention is simple, adopt the networking design, can the long-distance transmissions voltage detecting circuit and the detection signal of current detection circuit, then show the power reading by host computer, thereby learn whether indoor electricity consumption is normal, user-friendly.
Description of drawings
Fig. 1 is structure of the detecting device theory diagram of the present invention.
Fig. 2 is the analog-digital converter circuit schematic diagram of pick-up unit of the present invention.
Fig. 3 is the processor circuit schematic diagram of pick-up unit of the present invention.
Fig. 4 is pick-up unit communication interface circuit schematic diagram of the present invention.
Embodiment
Embodiment 1:
As shown in Figure 1, the pick-up unit of the present embodiment comprises with power detection circuit 1, analog to digital converter 2, processor 3, communication interface 4, host computer 5 and failure detector circuit 6, describedly comprise voltage detecting circuit 1-1 and current detection circuit 1-2, transformer 1-3 summation current transformer 1-4 with power detection circuit 1, described voltage detecting circuit 1-1 is connected with analog to digital converter 2 respectively with current detection circuit 1-2, and described analog to digital converter 2, processor 3, communication interface 4 and host computer 5 are connected successively; The input end of described failure detector circuit 6 be connected with power detection circuit 1,, output terminal is connected with processor 3; Described transformer 1-3 is connected with voltage detecting circuit 1-1, and described current transformer 1-4 is connected with current detection circuit 1-2, and described host computer 5 is equipped with hotel intelligent control system, uses electric line in described transformer 1-3 summation current transformer 1-4 junction chamber; Described failure detector circuit 6 can send a fault-signal to processor 3, sends to host computer 5 after processing through processor 3.
As Fig. 2-shown in Figure 4, described analog to digital converter 2 is the AD7755 chip; Described processor 3 is the STC11F02E chip; Described communication interface 4 is the SP485EE chip.The pin 9,20,22 of described AD7755 chip, 23 is connected with 15 with the pin 6,7,13,14 of STC11F02E chip respectively with 24, the pin 2 of described SP485EE chip is connected with the pin 12 of STC11F02E chip with 3, and pin 1 is connected with 3 with the pin 2 of STC11F02E chip respectively with 4.
The electric power testing process of the pick-up unit of the present embodiment comprises the following steps:
1) voltage detecting circuit 1-1 is by gathering the line voltage signal of electric equipment after transformer 1-3 step-down, and current detection circuit 1-2 gathers same line current signal by current transformer 1-4 simultaneously;
2) voltage signal and the current signal that step 1) voltage detecting circuit 1-1 and current detection circuit 1-2 are gathered respectively send to analog to digital converter 2, then are converted to respectively digital signal;
3) with step 2) digital signal of conversion processes by processor 3, then calculates electric power;
4) digital signal that step 3) is calculated electric power sends to host computer 5 by communication interface 4, by host computer 5, the power reading is shown, if the power reading is unchanged, the electricity consumption of judgement electric equipment is in abnomal condition, and namely the power reading is 00, the inactivity reading shows or keep state reading before; Otherwise the electricity consumption of judgement electric equipment is normal condition.
The above; it is only the preferred embodiment of the invention; but protection scope of the present invention is not limited to this; anyly be familiar with those skilled in the art in scope disclosed in this invention; be equal to replacement or changed according to technical scheme of the present invention and inventive concept thereof, all being belonged to protection scope of the present invention.
Claims (6)
1. indoor electric power pick-up unit, it is characterized in that: comprise with power detection circuit (1), be used for detection signal is converted to the analog to digital converter (2) of digital signal, for the treatment of digital signal and calculate the processor (3) of electric power, be used for the communication interface (4) of transmission of digital signals and the host computer (5) that is used for receiving digital signals, described with power detection circuit (1) comprise for detection of line voltage distribution voltage detecting circuit (1-1) and for detection of the current detection circuit (1-2) of same line current, described voltage detecting circuit (1-1) is connected with analog to digital converter (2) respectively with current detection circuit (1-2), described analog to digital converter (2), processor (3), communication interface (4) is connected successively with host computer (5).
2. a kind of indoor electric power pick-up unit according to claim 1, it is characterized in that: describedly also comprise for step-down and gather the transformer (1-3) of line voltage signal and be used for to gather the current transformer (1-4) of line current signal with power detection circuit (1), described transformer (1-3) is connected with voltage detecting circuit (1-1), and described current transformer (1-4) is connected with current detection circuit (1-2).
3. a kind of indoor electric power pick-up unit according to claim 1 and 2, it is characterized in that: described analog to digital converter (2) is the AD7755 chip; Described processor (3) is the STC11F02E chip; Described communication interface (4) is the SP485EE chip.
4. a kind of indoor electric power pick-up unit according to claim 3, it is characterized in that: the pin 9,20,22 of described AD7755 chip, 23 is connected with 15 with the pin 6,7,13,14 of STC11F02E chip respectively with 24, the pin 2 of described SP485EE chip is connected with the pin 12 of STC11F02E chip with 3, and pin 1 is connected with 3 with the pin 2 of STC11F02E chip respectively with 4.
5. electric power detection method based on the described pick-up unit of claim 2 is characterized in that comprising the following steps:
1) voltage detecting circuit (1-1) is by gathering the line voltage signal of electric equipment after transformer (1-3) step-down, and current detection circuit (1-2) gathers same line current signal by current transformer (1-4) simultaneously;
2) voltage signal and the current signal that step 1) voltage detecting circuit (1-1) and current detection circuit (1-2) are gathered respectively send to analog to digital converter (2), then are converted to respectively digital signal;
3) with step 2) digital signal of conversion processes by processor (3), then calculates electric power;
4) digital signal that step 3) is calculated electric power sends to host computer (5) by communication interface (4), by host computer (5), the power reading is shown, if the power reading is unchanged, the electricity consumption of judgement electric equipment is in abnomal condition, otherwise the electricity consumption of judgement electric equipment is normal condition.
6. a kind of electric power detection method according to claim 5 is characterized in that: when the electric equipment electricity consumption is in abnomal condition, the power reading is 00, the inactivity reading shows or keep before the state reading.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100168756A CN103105527A (en) | 2013-01-16 | 2013-01-16 | Indoor electricity power detection device and method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2013100168756A CN103105527A (en) | 2013-01-16 | 2013-01-16 | Indoor electricity power detection device and method |
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| CN103105527A true CN103105527A (en) | 2013-05-15 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109116099A (en) * | 2018-07-10 | 2019-01-01 | 山东比特智能科技股份有限公司 | A kind of method and device detecting hotel's electrical equipment |
| CN109228952A (en) * | 2018-10-30 | 2019-01-18 | 四川洪诚电气科技有限公司 | A kind of charging pile charging system and method based on power intelligent allotment |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5391983A (en) * | 1991-10-08 | 1995-02-21 | K C Corp. | Solid state electric power usage meter and method for determining power usage |
| US20110270547A1 (en) * | 2010-05-03 | 2011-11-03 | Aten International Co., Ltd. | Power measuring device |
| CN202076782U (en) * | 2011-05-11 | 2011-12-14 | 吴登庆 | Monitor protector with independent metering module |
| CN203084070U (en) * | 2013-01-16 | 2013-07-24 | 黄健华 | Power detection device for indoor electric power utilization |
-
2013
- 2013-01-16 CN CN2013100168756A patent/CN103105527A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5391983A (en) * | 1991-10-08 | 1995-02-21 | K C Corp. | Solid state electric power usage meter and method for determining power usage |
| US20110270547A1 (en) * | 2010-05-03 | 2011-11-03 | Aten International Co., Ltd. | Power measuring device |
| CN202076782U (en) * | 2011-05-11 | 2011-12-14 | 吴登庆 | Monitor protector with independent metering module |
| CN203084070U (en) * | 2013-01-16 | 2013-07-24 | 黄健华 | Power detection device for indoor electric power utilization |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109116099A (en) * | 2018-07-10 | 2019-01-01 | 山东比特智能科技股份有限公司 | A kind of method and device detecting hotel's electrical equipment |
| CN109228952A (en) * | 2018-10-30 | 2019-01-18 | 四川洪诚电气科技有限公司 | A kind of charging pile charging system and method based on power intelligent allotment |
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Application publication date: 20130515 |