WO2010082808A2 - Système de contrôle et d'administration à distance d'énergie à l'aide d'un compteur électrique bidirectionnel autoprotégé, détection de vol d'énergie, protection contre la surcharge, contre le court-circuit, système de connexion/déconnexion et communication pour modem plc et/ou rf dénommé système sce-condex b - Google Patents

Système de contrôle et d'administration à distance d'énergie à l'aide d'un compteur électrique bidirectionnel autoprotégé, détection de vol d'énergie, protection contre la surcharge, contre le court-circuit, système de connexion/déconnexion et communication pour modem plc et/ou rf dénommé système sce-condex b Download PDF

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Publication number
WO2010082808A2
WO2010082808A2 PCT/MX2010/000019 MX2010000019W WO2010082808A2 WO 2010082808 A2 WO2010082808 A2 WO 2010082808A2 MX 2010000019 W MX2010000019 W MX 2010000019W WO 2010082808 A2 WO2010082808 A2 WO 2010082808A2
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WIPO (PCT)
Prior art keywords
condex
sce
meter
remote
meters
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PCT/MX2010/000019
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English (en)
Spanish (es)
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WO2010082808A3 (fr
WO2010082808A4 (fr
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José Eduardo ESCOBAR CASTELO
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Escobar Castelo Jose Eduardo
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Publication of WO2010082808A3 publication Critical patent/WO2010082808A3/fr
Publication of WO2010082808A4 publication Critical patent/WO2010082808A4/fr

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00016—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using a wired telecommunication network or a data transmission bus
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
    • H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
    • H02J13/00022—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission
    • H02J13/00026—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission involving a local wireless network, e.g. Wi-Fi, ZigBee or Bluetooth

Definitions

  • remote energy meters or remote measurement systems, that do not have the ability to protect themselves against high currents or short circuits and do not have devices to disconnect large loads or remote communication means that allow telemetry through the technologies of vanguard: INTERNET, GPRS (Cellular), RF Radio Frequency or PLC; as well as the ability to measure energy in both directions (in the traditional way from the supply company to the consumer and now from the consumer-generator to the "supply" company).
  • the measurement system presented here includes an electrical energy meter called SCE-CONDEX B METER that, thanks to the dedicated use of a state-of-the-art microcontroller, coupled with the latest in specialized integrated circuits dedicated to The measurement of the electrical energy has the capacity to measure 5 types of electrical parameters, one of them the energy with THD (Total Harmony Distortion) and the active energy, bidirectionally.
  • the SCE-CONDEX B SYSTEM makes use of the most modern Communication technologies such as GPRS, INTERNET and Radio Frequency, with a modularization concept that grants the versatility of being able to choose between any of the means described above to have a great range of communications.
  • the SCE-CONDEX B SYSTEM is prepared to quickly face the incorporation of some emerging technology (such as WIMAX), so as not to become obsolete in communication processes, such as current systems.
  • the SCE-CONDEX B SYSTEM is composed of 3 integrated subsystems that give it the ability to detect short circuits, overcurrents, bridges or junctions in connections and protect the power system by instantly disconnecting loads of up to 100 A.
  • the first subsystem is called SCE-CONDEX B METER, which is a self-protected class 0.2 bidirectional watthorimeter with artificial intelligence sufficient to detect manipulations, overcurrent, short circuit and send reports of these anomalies, as well as their parameters of interest, with wireless technology and / or wired.
  • the SCE-CONDEX B METER incorporates a superlative degree of safety thanks to the fact that it can detect vibrations due to seismic movements and disconnect the energy of the user thus avoiding the accidents that occur after an event of this class .
  • SCE-CONDEX B CONCENTRATOR makes use of the MODEM PLC technology (Power Une Consulication or Communication by the power line), the GPRS technology and the Radio Frequency, controlled by a latest generation microprocessor, to form intelligent networks and thus ensure that the SCE-CONDEX B METERS are communicated with a central system, no matter how far they are from it.
  • the remote component that receives the information of each and every one of the SCE-CONDEX B METERS through the SCE-CONDEX B CONCENTRATORS is called BASE SCE-CONDEX B.
  • the SCE-CONDEX B BASE normally installed in an office of the energy supply company, makes use of the SCE-CONDEX B SOFTWARE to have control over the entire SCE-CONDEX B SYSTEM.
  • SCE-CONDEX B SYSTEM an invention that motivates this patent, presents the innovative characteristics of being a system for the control and administration of electrical energy remotely, with self-protected bidirectional measuring devices (SCE-CONDEX B METER) , systems capable of collecting their information and processing it properly (CONCENTRATORS SCE-CONDEX B) to be sent to the central office (BASE SCE-CONDEX B) for monitoring and control of the general system.
  • SCE-CONDEX B METER self-protected bidirectional measuring devices
  • the SCE-CONDEX B SYSTEM consists of 3 subsystems that interact with each other to form a very efficient system for measuring, telemetry and remote control of electrical energy:
  • the SCE-CONDEX B (1) METERS are the heart of the system, as they are responsible for measuring the voltage and sensing the current in a dedicated way through an integrated circuit (CI) MMP "programmable single-phase meter" of high technology.
  • This MMP is connected to a microcontroller that, by means of a circuit, monitors the voltage at the output and at the meter input to detect anomalies. If an anomaly is detected and could damage the meter, it acts autonomously, protecting itself, that is, disconnecting its voltage output and, subsequently, communicating this anomaly to the corresponding concentrator through its communication systems MODEM PLC (2) and / or Radio Frequency (3).
  • the SCE-CONDEX B CONCENTRATOR (5) is a system that has a microcontroller with 2 communication modules, PLC MODEM (2) and Radio Frequency (3) and that communicates with several SCE-CONDEX B METERS.
  • the PLC MODEM (2) is used to communicate with the SCE-CONDEX B METERS in which it is not possible to communicate by other means;
  • Ia Radio Frequency (3) is used to communicate with the SCE-CONDEX B METERS and with another kind of concentrator called MASTER CONCENTRATOR SCE-CONDEX B (4).
  • the MASTER CONCENTRATOR SCE-CONDEX B (4) gathers the information of several SCE-CONDEX B CONCENTRATORS (5) and, through its communication modules such as the GPRS (6) and the Internet (10), sends the information to the BASE SCE-CONDEX B (7) that is in the central office.
  • the information is processed by the SCE-CONDEX B SOFTWARE (9) to display it on the PC screen (8) in a manner understandable to the operator of the plant.
  • the CONCENTRATOR SCE-CONDEX B also has the ability to detect movements that could be caused by earthquakes or some impact on the post where it was installed.
  • the SCE-CONDEX B CONCENTRATOR sends the instantaneous disconnection of its SCE-CONDEX B METERS to avoid fires or some other type of accident caused by these anomalous circumstances. Said anomalies are reported immediately to the BASE SCE-CONDEX B.
  • the remote component that receives the information of each and every one of the SCE-CONDEX B METERS, through the SCE-CONDEX B CONCENTRATORS, is called BASE SCE-CONDEX B.
  • the SCE-CONDEX B BASE normally installed in an office of the energy supply company, makes use of the SCE-CONDEX B SOFTWARE to have control over the entire SCE-CONDEX B SYSTEM.
  • Electromechanical meters are devices without any kind of artificial intelligence, they do not have the ability to interconnect with each other to form large networks that can be controlled and monitored remotely, so that they cannot obtain any type of digital information transmitted wirelessly and null measurement of alternate parameters indispensable for its correct operation.
  • the recommended operating conditions for this meter are: supply voltage 90-264 VAC and power consumption ⁇ 3 W.
  • the MICROCONTROLLER ⁇ C (1) is the central processing unit of this system because it handles the communication through the SPI 1 bus (Serial Peripheral Interface) (18) with the programmable single-phase meter "MMP" (2), as well as all peripheral Integrated Circuits associated with it.
  • SPI 1 bus Serial Peripheral Interface
  • MMP programmable single-phase meter
  • SPI 2 On another bus, SPI 2 (17), it communicates to the Integrated Circuit of the PLC MODEM (6), and this, in turn, to a COUPLING CIRCUIT (13); said circuit is responsible for transforming and injecting, in Phase (12) and Neutral (11), the signals that are required to communicate with its associated concentrator.
  • the measurement stage consists of the voltage (5) and current (4) sensors through the REDUCING CIRCUIT (15).
  • the bistable polarized relay RBP (3) is controlled by means of 2 digital outputs of the MICROCONTROLLER ⁇ C (1) through the POWER MODULE (14).
  • the diablite detector circuit (8) is continuously sensed through 2 analog outputs of the ⁇ C MICROCONTROLLER (1).
  • the data and measurements obtained from the peripheral systems are displayed by means of the LCD display (7).
  • This module is controlled by means of an interface parallel to ⁇
  • the 8 x 1 LCD display displays, in 6 digits, the kilowatthora, the balance in pesos and other parameters of interest through the rotation of the screen.
  • the calibration led (20) is an infrared light emitting diode that is used to calibrate the system, comparing it against a pattern of defined pulses and of known frequency.
  • the opening sensor (19) is a hall effect technology IC, it works associated to a magnet placed on the cover of the SCE-CONDEX B METER, with which any possible attempt to open it is detected.
  • thermosensor IC 10 that delivers its information to the MICROCONTROLLER ⁇ C (1) by means of a digital pin every time it is required.
  • the thermal value is used to control the internal temperature of the SCE-CONDEX B METER, to compensate for losses that may occur due to the properties of the components.
  • the value of the kilowatthora consumed is displayed on the LCD screen (7), but it is also available by means of the FREQUENCY RADIO module (9) connected to the SPI 2 bus (17) in order to obtain the readings with some portable medium.
  • Information of interest is stored in an EEPROM MEMORY (16) that is communicated to the MICROCONTROLLER ⁇ C (1) via the SPI 1 BUS (18).
  • This communication, memory-microcontroller, is only carried out when there are events of an unpredictable nature, such as a power failure in general.
  • the calibration information is stored in OTP memory that has "MMP" PROGRAMMABLE SINGLE PHASE METER (2) to prevent it from being manipulated or altered.
  • THE MICROCONTROLLER ⁇ C (1) communicates with the MMP IC "Programmable Single Phase Meter" (2) via the SPI BUS (18).
  • the MMP (2) is programmed through the SPI bus described above and, by means of the CURRENT SENSORS (4) after passing through the REDUCING CIRCUITS (15) and the VOLTAGE SENSOR (5), it is capable of integrating the active power with respect to at the same time, which is the mathematical definition of the kilowatthora parameter.
  • the MMP (2) is able to measure 5 types of electrical energy parameter and transmit them to the MICROCONTROLLER ⁇ C (1) through the SPI bus (18).
  • the MMP (2) is designed for effective measurements of active energy, reactive energy and apparent energy in a power system, using Ragowski coils, shunts sensors or current transformers, as in this case. Each element needs a different reducing circuit.
  • the MMP (2) also has other desirable characteristics. One of them is to monitor the zero crossing of the voltage wave and indicate this situation on an output pin by means of a digital pulse. It also generates a calibration pulse that turns on / off an infrared LED.
  • the MMP (2) is continuously monitoring the current flowing through the system, which allows instant control in case of high currents that could damage the system. This information is available through the SPI bus (18).
  • the SCE-CONDEX B METER is always in a position to have accurate and reliable measurements.
  • the current exceeds a limit, previously established and stored in the memory of the MICROCONTROLLER, it sends to open the device provided for these extreme cases.
  • THE MICROCONTROLLER ⁇ C (1) communicates with the CI MODEM PLC (6) via the SPI bus (17)
  • the PLC MODEM (6) receives the digital signals from the MICROCONTROLLER (1) and processes them and injects the power lines (11) and (12) through the COUPLING CIRCUIT (13)
  • the PLC MODEM has the following characteristics: • SPI / UART interface
  • FSK Frequency-shift keying
  • the POLARIZED BISTABLE MICROCONTROLLER-RELAY block (RBP) is detailed in Fig. 5 which part of Fig. 2.
  • the POLARIZED BISTABLE RELAY (3) is a device that uses the principle of armor H, because this system has a high resistance to impacts and vibrations.
  • the advantage of the RBP is its handling by pulses of the order of 20 mSeg, which prevents damage due to heating.
  • the digital output of the MICROCONTROLLER (1) is 3.3 V VDC and the RPB coils are 12VDC, so it needs the so-called TRIP CIRCUIT (14).
  • This TRIP CIRCUIT (14) makes the conversion of 3.3 V to 12 V necessary for the operation of the coils, thanks to 2 transistors Ql and Q2 mounted in darlington configuration.
  • the capacitor Cl has the function of providing at least 3 seconds of power when the power supply fails and giving the system the time to turn off the RBP, since a characteristic of the system consists in disconnecting the RBP in a power failure. This is done to achieve a staggered reconnection of the SCE CONDEX B METERS and minimize the problem of the "cold load", which occurs when, after a failure of the energy and when the energy returns, all the loads are connected simultaneously with the Consequences of instantaneous overloads, very high for the distributor equipment, especially the Power Transformers.
  • the detector circuit of diablitos is observed in Ia Rg. 6, derived from Ia Rg. 2. It has the function of monitoring when the PHASE (12) has been manipulated.
  • the operation is as follows: the voltage line is taken at the output B of the POLARIZED BISTABLE RELAY (No. 3) and the voltage signal is coupled to own levels for the MICROCONTROLLER (No. 1) through the signal shaping circuit ( No. 14), composed of passive components.
  • Radio Frequency module and its interaction with the system is described in Ia Rg. 7, in relation to Fig. 2.
  • the Microcontroller (1) communicates with the RF module (9) through the SPI bus (17) by means of previously established commands, to execute different actions or send the required information remotely by the CONCENTRATOR SCE-CONDEX B or some another system compatible with this module in frequency and protocols.
  • the CCIlOO CI of Texas Instruments is used as the core of the Radio Frequency module.
  • the CC1100 is a transceiver for frequency below 1 GHz, designed for low power wireless applications. It is mainly oriented for the ISM (Industrial, Scientific and Medical) and SRD (Short Range Device) at frequencies of 315, 433, 868 and 915 MHz, but can be easily programmed to operate at other frequencies in the 300-348 MHz bands , 387-464 MHz and 779-928 MHz.
  • ISM International, Scientific and Medical
  • SRD Short Range Device
  • the microcontroller (1) communicates with the RF module through the SPI bus, the communication is simple since within the RF module there is another microcontroller that controls the CC1100 module to avoid data loss.
  • the RF module is prepared to form mesh networks, dedicated exclusively to communication. This gives the SCE-CONDEX B METER a robust RF communication necessary to avoid retransmissions or data loss.
  • the microcontroller (1) communicates with the MOTION SENSOR IC (42) through the SPI (41).
  • the MOTION SENSOR IC (42) has outputs of the digital type, that is to say a digital word directly proportional to the detected movement.
  • the SCE-CONDEX B METER will disconnect the output to protect the user, as it is considered an abnormal situation (it could be a tremor, a possible manipulation of the meter itself or a possible impact on the meter housing).
  • an abnormal situation it could be a tremor, a possible manipulation of the meter itself or a possible impact on the meter housing.
  • each earthquake has a unique magnitude, its effect will vary greatly depending on the distance, the condition of the land, the construction standards and other factors. Seismologists use different values of the Mercalli Intensity scale to describe the different effects of an earthquake. Due to the relative intensity to measure an earthquake this parameter is configurable.
  • the SCE-CONDEX B METER protects by short circuit when the current is greater than or equal to 100 Amps. 5
  • the SCE-CONDEX B METER begins the disconnection process when it is detected in the MMP of Fig. 2 (2) that the system is approaching 100% of the capacity of the Meter in Amps.
  • the analog Q voltage signal enters the MMP Fig. 2 (2) which makes the digital signal processing of the sine wave (sampling) and delivers the zero crossing to the Microcontroller Fig. 2 (1) to send the disconnection order to the bistable polarized relay Fig. 2 (3) through the firing circuit Fig. 2 (14) in an approximate time of 20 mSeg. 5 OVERLOAD PROTECTION
  • the SCE-CONDEX B METER is permanently measuring the current; at the moment that there is an overload of 70% of the capacity of the meter and that it is maintained for 3 seconds, the disconnection process will begin. 0
  • the disconnection process is the same as for the short circuit protection.
  • the SCE-CONDEX B METER performs the opening of the circuit, this is with the idea to protect users who coexist in the same phase and who are affected by this type of event. Protects the user by avoiding possible short-circuit fires and also protects the user's equipment.
  • the percentage of 70% is adjustable by the electric power supplier.
  • the SCE-CONDEX B GAUGE provides this 5 Protection appliances when there is an abnormality Ia by energy utilities company or when a user of the electrical system is causing disturbances that can damage equipment and cause accidents.
  • the SCE-CONDEX B METER begins the disconnection process when the Q voltage measured on the Rg voltage sensor. 2 (5) is less than or equal to 100 V rms permanently at zero crossing of the voltage signal;
  • the analog voltage signal enters the MMP Fig. 2 (2) which makes the digital signal processing of the sine wave (sampling) and delivers the zero crossing to the Rg Microcontroller.
  • the SCE-CONDEX B METER measures both the current that passes through the line and the current that returns by neutral in the MMP Rg. 2 (2) by the following Algorithm: EnergyCHl - EnergyCH2> KCRIT (EnergyCHl + EnergyCH2) / 2;
  • KCRIT can be 12.5% or 6.25%.
  • the SCE-CONDEX B METER detects this situation.
  • the SCE-CONDEX B METER Upon detecting a difference of 12.5% between the amount of line energy and the neutral energy, the SCE-CONDEX B METER sends an alarm to the central monitoring station to report the illicit.
  • This event is sent to the monitoring center through the SCE-CONDEX B CONCENTRATOR.
  • the meter housing becomes fully operational, the sensor will cause a signal that the microcontroller Fig. 2 (1) will register immediately. j - This event will be detected and an alarm will be generated for possible manipulation.
  • the SCE-CONDEX B CONCENTRATORS are the systems in charge of the communication between the SCE-CONDEX B METERS and the SCE-CONDEX B BASE.
  • the SCE-CONDEX B CONCENTRATOR is composed of:
  • Fig. 8 the elements of a SCE-CONDEX B CONCENTRATOR are shown.
  • the MICROCONTROLLER ⁇ C (1) is the central processing unit of this system, since it manages the communication between the 3 MMP ICs "programmable single phase meter" (2, 7 and 12) one for each phase.
  • the data of the current sensors (4, 5, 9, 10, 14 and 15) are adapted to the MMP levels through the REDUCING CIRCUITS (3, 8 and 13) so that, in turn, they are transferred to the MICROCONTROLLER ⁇ C (1) through the bus SPI (40), as done in the SCE CONDEX B METER
  • the Radio Frequency module (35) is connected, to obtain the readings, parameters and alarms of the SCE-CONDEX B METERS associated to each concentrator, as well as to send them commands whenever it is required.
  • Radio Frequency module identical to that of the SCE CONDEX B METERS, thus achieving high RF coverage.
  • Another SPI bus (41) communicates to the IC of the PLC MODEM (17) and this, in turn, to a FILTER (No. 18). So far everything is analogous to the SCE-CONDEX B METER, only now a PHASE SELECTOR (19) has been inserted to allow communication with the 3 phases with only one PLC MODEM and if necessary.
  • the SCE-CONDEX B CONCENTRATOR has 2-type NON-VOLATILE MEMORY: SD CARD (24) and Flash EEPROM (25) to store configuration parameters and information of importance to it.
  • SD CARD memory (24) is useful when it is necessary to carry detailed logs, as it provides the memory capacity of up to 1 Gigabyte external.
  • RTC Real Time Clock
  • Real Time Clock a Real Time Clock
  • SERIAL NUMBER a SERIAL NUMBER for unique identification by the system, connected to the same SPI BUS (41).
  • the MICROCONTROLLER (1) is communicated to the GPRS (28) by means of a UART, acronym for Universal Asynchronous Receiver-Transmitter or Asynchronous Universal Transmitter-Receiver.
  • the UART is the part of the microcontroller used to obtain RS232 communication that is precisely the interface of the GPRS.
  • the system sends all the information of the remote systems to the remote control unit or BASE SCE-CONDEX B.
  • an ETHERNET MODULE (31) can be implemented to the SCE-CONDEX B CONCENTRATOR to be able to access the information via the Internet or send commands to the systems that have this module.
  • the voltage source (20) keeps the system energized.
  • the phase selector circuit Rg. 9 allows to communicate to any of the 3 phases with a single PLC MODEM (2).
  • the selected PHASE will be the one that enters the FILTERING circuit (4) for TX and RX and, consequently, with the network of SCE-CONDEX B METERS associated to that phase.
  • Fig. 10 the circuit is shown to synchronize the 3 phases when it is required to initiate communication with any of them.
  • the diode Dl acts to conduct this current and not let the OPTOl photodiode act, lowering the voltage to levels close to O V. In this way a train of pulses is obtained starting at the zero crossing of the sine wave. of the voltage
  • Each SCE-CONDEX B CONCENTRATOR is capable of monitoring and controlling a maximum of 255 SCE-CONDEX B METERS and is capable of transmitting the data of its SCE-CONDEX B METERS associated to the authorized SCE-CONDEX B CENTER and / or linking with another CONCENTRATOR SCE-CONDEX B to send the data to it and the latter, in turn, proceeds to send them to the authorized SCE-CONDEX B CENTRAL.
  • the SCE CONDEX B CONCENTRATOR would be placed as indicated in Fig. 11.
  • the system has 2 current meters for each phase, one of 7OA (2) and another of 400A (3) to detect illegal connections through a complex algorithm.
  • the quality of the energy (THD) delivered by the POWER TRANSFORMER (6) associated with each SCE-CONDEX B CONCENTRATOR (1) can be measured.
  • each SCE-CONDEX B CONCENTRATOR (1) protects itself from instantaneous overloads, because when a power failure occurs the reset is done in such a way that it begins to connect the associated SCE-CONDEX B METERS in a staggered manner, thus minimizing the effects of the so-called "cold load”.
  • Step 1 Request the instantaneous power of each rush.
  • Step 2 Compare the power measured by each connection with the meter installed in the concentrator.
  • Step 3 The concentrator requests the voltage at each connection. The one with the lowest voltage represents a reason for physical revision of the installation, since it is very likely that it is manipulated.
  • each meter can be "opened" remotely by the SCE-CONDEX B CONCENTRATOR (1). This can measure the voltage at points (2/3) and the current flow in the PHASE (2).
  • Each SCE-CONDEX B METER (8, 14, 20 and 26) can communicate with the SCE-CONDEX B CONCENTRATOR (1) through its own Radio Frequency Module, thus the voltages of the points (5/6), (11 / 12), (17/18) and (23/24) can be read and transmitted to the CONCENTRATOR SCE-CONDEX B.
  • the SCE-CONDEX B METERS are connected to the power line with 5m of 8 gauge connection.
  • the house that is "stealing” the electricity causes a voltage drop of 880 millivolts from the SCE-CONDEX B CONCENTRATOR to the SCE-CONDEX B METER, this difference can be detected by the SCE-CONDEX B METER. If, for example, the house (21) was the one that was “stealing” the electricity, the voltage in the SCE-CONDEX B METERS (8), (14) and (26) would be the same practically as in the SCE-CONDEX CONCENTRATOR B, points (2) and (5), but that of the house (21), points (17) and (18), would measure 880 millivolts less.
  • the SCE-CONDEX B METER can read the voltage at the input thereof and Io can measure the output so that, if the SCE-CONDEX B METER is disconnected and, at the same time, reading on the side of the output to The house, we will have an illicit in the Phase.
  • a device, product of the new generation of very low power electronics (nanotechnology) and that provides extreme versatility of connection to the SCE-CONDEX B CONCENTRATOR, is called the REMOTE CURRENT TRANSDUCER.
  • Fig. 13 describes in blocks the REMOTE CURRENT TRANSDUCER
  • the voltage regulator (3) prevents damage to the system by high current peaks.
  • the associated SCE-CONDEX B CONCENTRATOR will not necessarily have to be side by side of the POWER TRANSFORMER being monitored, it may be on the next post or in another place that is available.
  • the BASE (1) transfers the information to and from remote systems (4) through GPRS cellular telephony (5) or through an IP point through the Internet
  • the base communicates with the PC (2) through USB (7) or Ethernet (3) communication and puts in a database all the readings of the remote SCE-CONDEX B METERS through the SCE-CONDEX B SOFTWARE (6).
  • the SCE-CONDEX B SOFTWARE is designed to communicate with everyone the SCE-CONDEX B CONCENTRATORS who register in their DATABASE.
  • the information arrives encrypted from the concentrators and the software of the decrypted base, this is so that no values or readings can be obtained by some unauthorized systems
  • the SCE-CONDEX B SOFTWARE shows in different screens all the events generated in the remote systems such as:

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Remote Monitoring And Control Of Power-Distribution Networks (AREA)
  • Selective Calling Equipment (AREA)

Abstract

La présente invention concerne un système électronique permettant l'administration et le contrôle de l'électricité au moyen d'une technologie de pointe et des systèmes de communication modulaires de types connus et ayant la capacité de s'adapter rapidement aux technologies émergentes en matière de communication, telles que WiMAX ou toute autre technologie à venir. Le système selon l'invention consiste en un système d'administration et de contrôle d'énergie permettant l'automatisation totale et systématique des réseaux de distribution d'énergie électrique avec un degré élevé de sécurité pour le système et les réseaux ainsi que pour les usagers. Son interaction avec des systèmes autonomes de tout autre type peut permettre de créer un système plus complexe. Dans le système selon l'invention, il est possible de contrôler un nombre illimité d'usagers ou de services connectés au réseau électrique et/ou aux éclairages intelligents ou tout autre dispositif pouvant être contrôlé à distance au moyen des dispositifs communiquant avec le système SCE-CONDEX B. L'objet de la présente invention consiste à obtenir un outil technologique d'avant-garde, très polyvalent, afin de moderniser les systèmes de distribution d'électricité et d'obtenir les qualités de la technologie de pointe grâce au système modulaire des dispositifs de communication du système SCE-CONDEX B.
PCT/MX2010/000019 2009-01-13 2010-03-16 Système de contrôle et d'administration à distance d'énergie à l'aide d'un compteur électrique bidirectionnel autoprotégé, détection de vol d'énergie, protection contre la surcharge, contre le court-circuit, système de connexion/déconnexion et communication pour modem plc et/ou rf dénommé système sce-condex b WO2010082808A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
MX2009000777A MX2009000777A (es) 2009-01-13 2009-01-13 Sistema de control y administracion remoto de energia con medidor de energia electrica bidireccional autoprotegido, deteccion de robo de energia, proteccion contra sobrecarga, corto circuito, sist. de conexion desconexion y comunicacion por modem plc
MXMX/A/2009/000777 2009-01-13

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WO2010082808A2 true WO2010082808A2 (fr) 2010-07-22
WO2010082808A3 WO2010082808A3 (fr) 2010-10-14
WO2010082808A4 WO2010082808A4 (fr) 2010-12-09

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WO2012116560A1 (fr) * 2011-03-03 2012-09-07 安徽省电力公司黄山供电公司 Réseau d'acquisition d'informations d'électricité fondé sur la technologie des réseaux privés sans fil à large bande de type scdma
CN106597047A (zh) * 2016-12-14 2017-04-26 国家电网公司 一种具有自备电源用户∏接入系统的计量系统及方法

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CN108228726B (zh) * 2017-12-11 2021-02-26 厦门亿力吉奥信息科技有限公司 配电网红黑图的增量异动内容获取方法及存储介质

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CN106597047A (zh) * 2016-12-14 2017-04-26 国家电网公司 一种具有自备电源用户∏接入系统的计量系统及方法
CN106597047B (zh) * 2016-12-14 2019-03-22 国家电网公司 一种具有自备电源用户∏接入系统的计量系统及方法

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WO2010082808A4 (fr) 2010-12-09
MX2009000777A (es) 2010-07-15

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