CN104732749A - Electric power acquisition system - Google Patents
Electric power acquisition system Download PDFInfo
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- CN104732749A CN104732749A CN201510114146.3A CN201510114146A CN104732749A CN 104732749 A CN104732749 A CN 104732749A CN 201510114146 A CN201510114146 A CN 201510114146A CN 104732749 A CN104732749 A CN 104732749A
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- power
- acquisition terminal
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- public commodity
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Abstract
The invention discloses an electric power acquisition system. The electric power acquisition system is used for acquiring public goods energy consumption information from acquisition terminals which are arranged in different geographical regional positions and visually displaying the information on monitoring equipment in a stylized form mode or a map mode, wherein the geographical regional positions comprise known geographical regions and unknown geographical regions; the electric power acquisition system comprises application data equipment, positioning equipment and the monitoring equipment; the application data equipment is used for receiving the public goods energy consumption information which is acquired from the acquisition terminals in the known geographical regions; the positioning equipment is used for determining the acquisition terminals in the unknown geographical regions according to the public goods energy consumption information acquired by the application data equipment and positioning the acquisition terminals, and the positioning equipment can be used for determining positioning information of the acquisition terminals which are closest to the application data equipment according to a maximum signal value of the application data equipment and feeding back the positioning information to the application data equipment; and the monitoring equipment is connected with the positioning equipment and is used for establishing relevance between the public goods energy consumption information and each corresponding acquisition terminal.
Description
Technical field
The present invention relates to electric system electric power acquisition technology, in more specific words it, the embodiment of the present invention relates to a kind of power collection systems based on wireless communication technology.
Background technology
Along with the energetically construction of country to power information acquisition system in recent years, wireless GPRS communication network is used widely in power industry.And in some remote mountain areas, wireless GPRS network not yet covers, the electricity consumption data in these areas also cannot collect computer system at present, therefore need to make improvement.
Summary of the invention
Technical solution of the present invention solves aforementioned drawback, design is a kind of based on wireless communication technology, especially based on the electric power information collection system of Beidou satellite navigation technology, accurately location can be carried out by triones navigation system technology to the electric power acquisition terminal in certain target geographical area and realize effective collection of power information.
To achieve these goals, technical solution of the present invention is: power collection systems, public commodity consumption information is obtained for the acquisition terminal be certainly arranged in different geographic location, and by these information by list or the map view visual display in addition on a watch-dog of stylizing, wherein said geographic location comprises known geographical area and unknown geographic area, wherein power collection systems comprises: application data equipment, receives the public commodity consumption information from the acquisition terminal in described known geographical area; Positioning equipment, determine that acquisition terminal in unknown geographic area is to be located it according to the public commodity consumption information that application data equipment obtains, wherein said positioning equipment determines the locating information with the immediate acquisition terminal of described application data equipment according to application data equipment maximum signal level, and feeds back to application data equipment; Watch-dog, is connected to described positioning equipment and described public commodity consumption information is associated between acquisition terminal corresponding separately.
In the first improvement, described application data equipment is a movable equipment, such as hand-held PDA or mobile phone.In the second improvement, comprise output interface further, for carrying out visual display according to described association, the association in wherein said unknown geographic area is according to being judged with associating in the immediate known geographical area of this maximum signal level.
As the 3rd improvement aspect, power collection systems has the parts or device that store and gather the energy consumption of the user distribution formula power generating source in described geographic location area to this part by user with can and be again fed to electric power to grid power source or other public commodity energy calculate and manage.
In order to realize this object, power collection systems of the present invention includes again: Blast Furnace Top Gas Recovery Turbine Unit (TRT), obtains power for operation by the electric network power line in described geographic location, and by inverter to described public commodity feeding electric energy; Connect the public commodity energy storage device of described Blast Furnace Top Gas Recovery Turbine Unit (TRT), for collecting public commodity, wherein said acquisition terminal connects described inverter and public commodity energy storage device respectively.Power distribution unit is set between described public commodity energy storage device and acquisition terminal, comprises main circuit breaker, connect described public commodity energy storage device and control the supply of public commodity; Table case, for installing and fenced multiple acquisition terminal, wherein these acquisition terminals are controlled by described main circuit breaker; Collector, the multiple acquisition terminals described in connection are to read public commodity consumption information, and wherein each acquisition terminal connects riches all the way electric installation.
In one embodiment, described Blast Furnace Top Gas Recovery Turbine Unit (TRT) is photovoltaic battery panel, described collector is ammeter, the public commodity consumption information of other types is gathered by described ammeter, is sent in the electric power consumption information that integrated for public for collected other types commodity consumption information so far ammeter is gathered, wherein provided power for operation by public commodity energy storage device to the acquisition terminal gathering the public commodity consumption information of other types.Described public commodity comprise one or combination in electric energy, water energy, heat energy or rock gas.
In another embodiment, power distribution unit is set between described public commodity energy storage device and acquisition terminal, comprises main circuit breaker, connect described public commodity energy storage device and control the supply of public commodity; Table case, for installing and fenced multiple acquisition terminal, wherein these acquisition terminals are controlled by described main circuit breaker; Collector, multiple acquisition terminals described in connection are to read public commodity consumption information, wherein each acquisition terminal connects riches all the way electric installation, collector is connected to aforementioned watch-dog further can data message with the total of transmitting system, collector and watch-dog and be connected by wireless M-BUS mode between acquisition terminal.
Further, described Blast Furnace Top Gas Recovery Turbine Unit (TRT) is photovoltaic battery panel, is converted to electric energy to described public commodity energy storage device or electric network power line feeding by obtaining luminous energy.
As further improvement, described collector is preferably ammeter, and ammeter is as active electric power equipment, and the integrated and intelligentized improvement of current ammeter, gathers the public commodity consumption information of other types by described ammeter.
In order to realize this object, sent in the electric power consumption information that integrated for public for collected other types commodity consumption information so far ammeter gathers by ammeter of the present invention, wherein provided power for operation by public commodity energy storage device to the acquisition terminal gathering the public commodity consumption information of other types.
As improvement, described public commodity comprise one or combination in electric energy, water energy, heat energy or rock gas.
The technique effect of the embodiment of the present invention is apparent, first by the placement technology of positioning equipment based on triones navigation system, some is constructed and maintenance comparatively difficulty, or the electric power acquisition terminal in the more weak pre-selected geographic region of communication connection signal positions and is connected with valid wireless communication, thus read the data of these acquisition terminals efficiently.Further, by arranging photovoltaic energy Blast Furnace Top Gas Recovery Turbine Unit (TRT) and energy storage device to store this part to be fed to electrical network new electric energy by user in power grid environment, and can electric power acquisition terminal be arranged in a distributed manner calculate and manage this part electric energy energy consumption.
Accompanying drawing explanation
The detailed technical scheme of the present invention by the mode detailed description in addition by referring to accompanying drawing, wherein:
Fig. 1 is the primary structure functional schematic block diagram of power collection systems of the present invention;
Fig. 2 is the primary structure schematic diagram of the function of the power collection systems based on Beidou navigation;
Fig. 3 is the principal functional structure electric diagram of power collection systems power output control circuit of the present invention.
Embodiment
Embodiment 1: with reference to Fig. 1, the preferred embodiment of power collection systems of the present invention obtains public commodity consumption information for the acquisition terminal 600 be certainly arranged in different geographic location I, II, and by these information by list or the map view visual display in addition on a watch-dog 603 of stylizing, wherein said geographic location comprises known geographical area 801 and unknown geographic area 802, comprising: application data equipment 601, receives the public commodity consumption information from the acquisition terminal 600 in described known geographical area 801; Positioning equipment 602, determine that acquisition terminal in unknown geographic area 802 is to be located it according to the public commodity consumption information that application data equipment 601 obtains, wherein said positioning equipment 602 determines the locating information with the immediate acquisition terminal of described application data equipment 601 according to application data equipment 601 maximum signal level, and feeds back to application data equipment 601; Watch-dog 603, is connected to described positioning equipment 602 and described public commodity consumption information is associated between acquisition terminal corresponding separately.Public commodity consumption information is carried out corresponding with acquisition terminal (such as) device code by described association, thus the geographical location information of described acquisition terminal and device end are set up corresponding relation further, therefore can according to the locating information of acquisition terminal as the foundation obtained its energy consumption data.
In the first improvement of described embodiment 1, described application data equipment 601 is movable equipments, such as hand-held PDA or mobile phone, electric system operation maintenance personnel can stride across known geographical locations region 801 along desired trajectory W to A direction by Portable device 601, such as, thus according to wireless mode, GPRS or ZIGBEE reads the energy consumption image data of the acquisition terminal 600 in readable range contiguous with it.And for the acquisition terminal 600 in some uncertain region, due to some actual cause, the obstacle that such as geographic position travels or in excluding in electric administrative department validated user list with can unit, read requests signal is sent to the collecting device in zone of ignorance 802 by the acquisition terminal 600 in known region 801, if the feedback signal of receiving, then inform portable data device 601, thus be convenient to directly further to be communicated with it by equipment 601.In the second improvement of described embodiment 1, watch-dog 603 comprises output interface again, for carrying out visual display according to described association, the association in wherein said unknown geographic area 802 is according to being judged with associating in the immediate known geographical area 801 of this maximum signal level.
With further reference to Fig. 1, in the 3rd improvement of described embodiment 1, power collection systems comprises Blast Furnace Top Gas Recovery Turbine Unit (TRT) 604 further, obtains power for operation by the electric network power line PL in described geographic location 801,802, and by inverter 605 to described public commodity feeding electric energy; Connect the public commodity energy storage device 606 of described Blast Furnace Top Gas Recovery Turbine Unit (TRT) 604, for collecting public commodity, wherein said acquisition terminal 600 connects described inverter 605 and public commodity energy storage device 606 respectively.Power distribution unit 607 is set between described public commodity energy storage device 606 and acquisition terminal 600, comprises main circuit breaker 617, connect described public commodity energy storage device 606 and control the supply of public commodity; Table case 627, for installing and fenced multiple acquisition terminal 600, wherein these acquisition terminals are controlled by described main circuit breaker 617; Collector 637, the multiple acquisition terminals 600 described in connection are to read public commodity consumption information, and wherein each acquisition terminal 600 connects riches all the way electric installation 604.In one embodiment, collector 637 is connected to aforementioned watch-dog 603 further with total energy data message of transmitting system, collector 637 and watch-dog 603, and is connected by wireless M-BUS mode with between acquisition terminal 600.
On basis in this 3rd improvement, described Blast Furnace Top Gas Recovery Turbine Unit (TRT) 604 is preferably photovoltaic battery panel, is converted to electric energy to user in electrical network with powering by equipment by obtaining luminous energy (such as sun power).In a preferred example, described collector 637 is ammeter, the public commodity consumption information of other types is gathered by described ammeter, is sent in the electric power consumption information that integrated for public for collected other types commodity consumption information so far ammeter is gathered, wherein provided power for operation by public commodity energy storage device to the acquisition terminal gathering the public commodity consumption information of other types.
As the improvement of previous embodiment, described public commodity comprise in electric energy, water energy, heat energy or rock gas one or combination, namely acquisition terminal 600 can be correspondingly one in ammeter, water meter, hotlist or gas meter or its etc. combination.
With reference to Fig. 2, design a kind of power collection systems based on triones navigation system, the client layer 100 be coupled by communication and Big Dipper communication transfer layer 200 form, wherein client layer 100 is provided with the public energy consumption load 3 of user and the acquisition terminal 600 be attached thereto, Big Dipper communication transfer layer 200 is provided with: positioning equipment 602, for locating described acquisition terminal 600; User commands machine 608, and it has the specialized protocol process chip of carrying out both-way communication with described acquisition terminal 600; And watch-dog 603, connect described user and command machine 608 to carry out electric power acquisition data monitoring, big-dipper satellite selected by wherein said positioning equipment 602, commands machine 608 to be connected by Big Dipper short message communication mode with described user.
With reference to Fig. 3, acquisition terminal 600 comprises collection terminal 2, for connecting foreign current simulation signal generator to obtain current signal; Testing circuit 1, be coupled in described collection terminal 2 and pick out to load circuit 3, for exporting a modulation voltage according to control signal, wherein, testing circuit 1 is provided with further: the first sensing circuit, connects described collection terminal 2 and current signal I for exporting according to collection terminal 2 obtains a first control voltage signal V1; Second sensing circuit, connects described collection terminal and current signal I for exporting according to collection terminal 2 obtains a second control voltage signal V2; Power control circuit, to be connected between first, second sensing circuit described and for by control voltage signal limiting in a values.
Wherein, described testing circuit 1 designs in order to obtain and to detect first, second control voltage or impedance signal (such as by detecting the impedance loss R on load 3 loop
sENSEor R
lINEcarry out detection control voltage signal).In one embodiment, described testing circuit 1 designs and exports one first adjustment voltage V in order to control described collection terminal 2 according to a first state of a control gain G AIN1
oUT1; Control described collection terminal 2 according to a second state of a control gain G AIN2 (or transient state changes the output voltage of described collection terminal) again and export one second adjustment voltage V
oUT2.In another embodiment, described testing circuit 1 designs in order to adjust voltage V according to described first
oUT1with the second adjustment voltage V
oUT2judge difference between the two, obtain a 3rd control voltage V with this
dROP, this voltage decides according to the voltage magnitude ratio (gain scale of such as 10% can be preset) between described collection terminal 2 and load circuit 3.In one embodiment, described testing circuit 1 designs in order to according to the first control voltage signal V1, utilizes the 3rd control voltage V obtained
dROPobtain a bucking voltage.Described testing circuit 1 comprises a power control circuit (sampling hold circuit 50,52,82,92,93 as in figure) further, in order to temporary first control voltage value V
1, the second control voltage value V
2and control described collection terminal 2 and change its output voltage to export first, second adjustment voltage V
oUT1, V
oUT2.In one example in which, described testing circuit 1 comprises a ratio Circuit tuning further, falls proportional magnitude of voltage for described voltage magnitude ratio is adjusted to one with the total head of load circuit 3.
Testing circuit 1 can comprise a hardware state machine 4, controls the switching of the duty of described testing circuit 1 between first and second control voltage signal for generation of gain.
The technology intention of this technical scheme is described for the circuit of Fig. 3.First change-over switch S1 is set, so just can be implemented in first, switching between second sensing circuit, in the present invention, first, second sensing circuit is concrete mark or digital alphabet code name not, but by several components and parts, the mode that chip or alternate combinations use achieves and exports different voltage/current, and in the present invention, will be specifically described below: use a change-over switch S1, come periodically to export control signal to power control circuit according to the excitation gain signal of state machine 4 (such as a DSP singlechip equipment), such as use power modulated signal (PWM) waveform, at T
1in time cycle, be connected to a normal acquisition state, the collection electric current of collection terminal 2 and voltage are increased to stable state, gradually to provide a voltage V this moment
1to load 3 (namely provide one completely load current to load 3), embodiment in Fig. 3 provides a backfeed loop, in this case, collection terminal 2 adopts the actual constant output voltage in this output loop to produce a feedback voltage and realizes adjustment.Now switch S 1 passes through lead-in wire 22 contact to feedback amplifier 46, thus the input voltage that the dutycycle controlling collection terminal 2 inputs in feedback amplifier 46 with maintenance is constant.Such as, a capacitor (not showing) and earth terminal guide wire can be picked out as reference source on lead-in wire 22.
At T
1under this normal condition, collection terminal 2 and the voltage on load 3 loop are amplified by differential amplifier 80, in order to gather this voltage, use a low values of resistors R
sENSE, export a gain driver source GAIN1 by state machine 4, amplifier 80 exports the voltage V that represents load 3
oUT1.
Electric current I on loop 14,15
lOADreach steady-state current I
1after, state machine 4 controls sampling hold circuit 82 to store this V
oUT1numerical value (such as passing through register).Therefore can learn, V
oUT1=GAIN1I
1r
sENSE.Similarly, when the voltage on loop 14,15 reaches steady state voltage V
1after, state machine 4 controls another sampling hold circuit 50 to store this voltage V
1, now can judge V
1=V
lOAD+ (I
1r
lINE), wherein V
lOADfor the voltage at load 3 two ends, and R
lINEfor the total resistance value gone between on 14,15.
After above situation all meets, state machine 4 initializing circuit, contacts fling-cut switch S1 to differential amplifier 88, and state machine 4 exports a larger driving source GAIN2 to differential amplifier 80, makes amplifier 80 produce an output voltage V
oUT2, thus this backfeed loop to control collection terminal 2 constant with the voltage making differential amplifier 88 end and input, i.e. V
oUT1=V
oUT2.At I
lOADbe reduced to one and equal I
1(GAIN1/GAIN2), during value, can enough realize constant.The reduction of this output current causes the reduction of output voltage V2, thus V
2=V
lOAD+ (I
2r
lINE)=V
lOAD+ I
1(GAIN1/GAIN2) R
lINE.As output voltage V
2when reaching steady state voltage, output voltage V
2be stored in sampling hold circuit 52, now collection terminal does not export an adjustment voltage, and exports a bias voltage.
V is produced by subtracter 68 (such as comparator circuit)
oUT1-V
oUT2, and produce V by subtracter 69
1-V
2, this voltage transmission is kept in sampling hold circuit 92,93.This V
oUT1-V
oUT2as a low voltage difference (according to aforementioned, the part composition of technical scheme of the present invention is low voltage difference by this being produced due to the small size curent change on loop 14,15 is compensated to realize collection terminal stable output to Acquisition Circuit), thus sampling hold circuit 92 can produce a driving source GAIN3, it meets V
dROP/ (V
1-V
2)=GAIN2/ (GAIN2-GAIN1) (namely aforementioned in resize ratio), in order to the virtual voltage on full remuneration loop 14,15.
Voltage V on load circuit
dROPwith V
1-V
2by producing a standard of compensation source V after amplifier 75
rEF2, the output voltage of this standard of compensation source and collection terminal 2 is exported to subsequently and is fed back amplifier 46.This moment, state machine 4 controls again the output terminal that fling-cut switch S1 connects amplifier 46, and collection terminal 2 is in running order to ensure that output voltage meets V
rEF2, with the total voltage on compensating lead wire 14,15.
As shown in Figure 3, capacitor 42 is increased at the two ends of load 3, to ensure that the load current in load 3 presents level and smooth slope change.According to previous embodiment, described load bypass arranges capacitor 42, to make at described collection terminal 2 at the first control voltage V
1with the second control voltage V
2carry out under state as a low-impedance device when duty is changed, and make described first adjustment voltage V
oUT1voltage V is adjusted with second
oUT2between difference only by the impedance R of the electrical equipment between collection terminal 2 and load circuit 3
lINEor R
lOADjudge.
Collection terminal 2 can specifically comprise the power control circuit being arranged at circuit two interpolar, is preferably a bidirectional transistor, or the photoelectric device such as controllable silicon, to limit the input voltage of collection terminal 2 not higher than 0.7V.
Concrete protection domain of the present invention is limited by claims, should understand, and should there be a lot of variation patterns on the basis of previous embodiment, all should be covered by this limited range.
Claims (10)
1. power collection systems, public commodity consumption information is obtained for the acquisition terminal be certainly arranged in different geographic location, and by these information by list or the map view visual display in addition on a watch-dog of stylizing, wherein said geographic location comprises known geographical area and unknown geographic area, it is characterized in that described system comprises: application data equipment, receive the public commodity consumption information from the acquisition terminal in described known geographical area; Positioning equipment, determine that acquisition terminal in unknown geographic area is to be located it according to the public commodity consumption information that application data equipment obtains, wherein said positioning equipment determines the locating information with the immediate acquisition terminal of described application data equipment according to application data equipment maximum signal level, and feeds back to application data equipment; And watch-dog, be connected to described positioning equipment and described public commodity consumption information is associated between acquisition terminal corresponding separately.
2. power collection systems according to claim 1, is characterized in that: described application data equipment is a movable equipment.
3. power collection systems according to claim 1, it is characterized in that: comprise output interface further, for carrying out visual display according to described association, the association in wherein said unknown geographic area is according to being judged with associating in the immediate known geographical area of this maximum signal level.
4. power collection systems according to claim 1, is characterized in that comprising further: Blast Furnace Top Gas Recovery Turbine Unit (TRT), obtains power for operation by the electric network power line in described geographic location, and by inverter to described public commodity feeding electric energy; Connect the public commodity energy storage device of described Blast Furnace Top Gas Recovery Turbine Unit (TRT), for collecting public commodity, wherein said acquisition terminal connects described inverter and public commodity energy storage device respectively.
5. power collection systems according to claim 4, is characterized in that: between described public commodity energy storage device and acquisition terminal, arrange power distribution unit, comprise main circuit breaker, connects described public commodity energy storage device and controls the supply of public commodity; Table case, for installing and fenced multiple acquisition terminal, wherein these acquisition terminals are controlled by described main circuit breaker; Collector, multiple acquisition terminals described in connection are to read public commodity consumption information, wherein each acquisition terminal connects riches all the way electric installation, collector is connected to aforementioned watch-dog further can data message with the total of transmitting system, collector and watch-dog and be connected by wireless M-BUS mode between acquisition terminal.
6. power collection systems according to claim 4, is characterized in that: described Blast Furnace Top Gas Recovery Turbine Unit (TRT) is photovoltaic battery panel, is converted to electric energy to described public commodity energy storage device or electric network power line feeding by obtaining luminous energy.
7. power collection systems according to claim 5, it is characterized in that: described collector is ammeter, the public commodity consumption information of other types is gathered by described ammeter, is sent in the electric power consumption information that integrated for public for collected other types commodity consumption information so far ammeter is gathered, wherein provided power for operation by public commodity energy storage device to the acquisition terminal gathering the public commodity consumption information of other types.
8. the power collection systems according to any one of aforementioned claim 1 ~ 7, is characterized in that: described public commodity comprise one or combination in electric energy, water energy, heat energy or rock gas.
9. the power collection systems according to any one of aforementioned claim 1 ~ 7, is characterized in that: acquisition terminal comprises collection terminal, for connecting foreign current simulation signal generator to obtain current signal; Testing circuit, be coupled in described collection terminal and pick out to load circuit, for exporting a modulation voltage according to control signal, wherein, testing circuit is provided with further: the first sensing circuit, connects described collection terminal and current signal I for exporting according to collection terminal obtains a first control voltage signal V1; Second sensing circuit, connects described collection terminal and current signal I for exporting according to collection terminal obtains a second control voltage signal V2; Power control circuit, to be connected between first, second sensing circuit described and for by control voltage signal limiting in a values.
10. power collection systems according to claim 9, it is characterized in that: described testing circuit comprises a power control circuit further, change its output voltage to export first, second adjustment voltage VOUT1, VOUT2 in order to keep in the first control voltage value V1, the second control voltage value V2 and to control described collection terminal;
Or described testing circuit comprises a ratio Circuit tuning further, with the total head of load circuit, proportional magnitude of voltage falls for described voltage magnitude ratio is adjusted to one;
Or described testing circuit comprises a hardware state machine, control the switching of the duty of described testing circuit between first and second control voltage signal for generation of gain.
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| CN201510114146.3A CN104732749B (en) | 2015-03-16 | 2015-03-16 | Power collection systems |
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|---|---|---|---|
| CN201510114146.3A CN104732749B (en) | 2015-03-16 | 2015-03-16 | Power collection systems |
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| Publication number | Publication date |
|---|---|
| CN104732749B (en) | 2018-05-22 |
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