WO2007137534A1 - Elektrisches feldgerät und verfahren zum betreiben eines elektrischen feldgerätes - Google Patents
Elektrisches feldgerät und verfahren zum betreiben eines elektrischen feldgerätes Download PDFInfo
- Publication number
- WO2007137534A1 WO2007137534A1 PCT/DE2006/000943 DE2006000943W WO2007137534A1 WO 2007137534 A1 WO2007137534 A1 WO 2007137534A1 DE 2006000943 W DE2006000943 W DE 2006000943W WO 2007137534 A1 WO2007137534 A1 WO 2007137534A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- time
- electric field
- field device
- parameter data
- data set
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0426—Programming the control sequence
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/23—Pc programming
- G05B2219/23195—Memory stores available, allowable, possible options, variations, alternatives of program or modules
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/23—Pc programming
- G05B2219/23196—From lookup table and real time clock, select actual daylight period
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/23—Pc programming
- G05B2219/23397—Set day, week
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/23—Pc programming
- G05B2219/23427—Selection out of several programs, parameters
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25428—Field device
Definitions
- the invention relates to an electric field device having a control device which is set up to control automated functions of the electric field device using a parameter data set stored in a memory device of the electric field device, wherein at least one further, at least partially, of the one parameter data set in the memory device of the electric field device different, parameter data set is stored.
- the invention further relates to a method for operating such an electric field device.
- Electric field devices are used inter alia in the automation of chemical or process engineering processes, industrial manufacturing processes or distribution processes, e.g. used in electrical energy supply networks.
- the field devices are usually arranged in the vicinity of the respective process to be automated and record measured values that are characteristic of the state of the automated process.
- electric field devices record, for example, current and / or voltage measured values of current or voltage transformers arranged at measuring points in the electrical energy supply network.
- the recorded measured values are either held in a data memory of the field device for retrieval by a user or transmitted to a hierarchically superior unit, such as a data processing device of a network control station.
- the recorded measured values can be at least partially further processed or used as a basis for automated actions.
- a decision is made on the basis of the recorded current and / or voltage measured values as to whether the state of a section of the electrical power supply network monitored by the protective device is negative within or outside a normal operating range. If the state outside the normal operating range is within a critical range, the corresponding section of the electrical power supply network is disconnected automatically, ie without the intervention of a human user, by the protective device from the rest of the electrical power supply network, for example by power switches arranged at the ends of the monitored section be opened.
- Electric field devices are usually controlled by means of an electronic control device, for example a microprocessor, which, for example, processes a program predetermined by a device software in order to automatically carry out the desired functions of the electric field device.
- an electronic control device for example a microprocessor, which, for example, processes a program predetermined by a device software in order to automatically carry out the desired functions of the electric field device.
- the user of the electric field device has the option of adjusting its mode of operation by changing so-called setting values or parameters.
- the electronic control device of the electric field device accesses the parameters set by the user and uses these in conjunction with the device software defining the functions of the electric field device in order to perform the control functions of the electric field device. For example, parameters may be present with which certain functions of the electric field device are activated or deactivated for use.
- Other parameters specify, for example, threshold values for measured currents and / or voltages before, an error signal is to be produced through the 'exceeded, which may possibly lead to the opening of a circuit breaker.
- Other parameters specify a clock rate with which the measuring inputs of the electric field device are to be scanned, ie the time interval is determined which should lie between two successively recorded measured values.
- a generic field device is known, for example, from the Siemens manual “Digital Power Comparison Protection for Lines 7SD511, V3.0", Order No .: C53000-G1100-C104-6 (1995, 2001), which provides an electrical protection device in the form of a digital current comparison protection device
- Chapter 6.3 “Setting the Function Parameters”
- up to four different parameter data sets can be stored in a storage device of the electric field device in order to power up the electric field device up to to be able to adapt to four different operating situations. Between the individual parameter data sets can be manually switched during operation by means of the control panel of the electric field device or remotely via a communication connection with the electric field device.
- the object of the invention is to specify an electric field device which can be adapted as simply as possible to different operating situations and a method for operating such an electric field device.
- an electric field device of the abovementioned type is proposed for achieving this object, wherein the electric field device has a device for detecting the current time, which is a time signal indicating the current time to the
- a time schedule is also stored, which assigns the one or the at least one further parameter data set to each time value parameter set at each time, and wherein the control device is designed such that it is based on the respective Time signal from the schedule table recognizes the valid parameter data set and performs the control of the automated functions of the electric field device using the respective valid parameter data set.
- the particular advantage of the field device according to the invention is that for adapting the electric field device to a ne changed operating situation no manual intervention in the settings of the electric field device for changing the current parameter set is necessary, but the electric field device depending on the respective time, ie For example, an indication of year, month, day, hour, minute and second and possibly also fractions of seconds, one of at least two different parameter data sets selects and performs the control functions based on this valid parameter data set.
- regularly recurring parameter changes such as, for example, different daytime and nighttime operating states, can thus be carried out in a simple manner without having to make manual intervention on the device correspondingly frequently.
- An advantageous embodiment of the electric field device is provided in that it has a Meßwerter writtensein- direction, which receives measured values in the time intervals defined by the respective valid parameter data set, and the one and the at least one further parameter ⁇ record at least in the determination of the for the measured value - Detect detection device to be used time interval.
- the detection rate ie the number of recorded measurements per unit time
- the detection rate can be kept correspondingly lower to claim the lowest possible storage space and computing capacity of the electric field device.
- a further advantageous embodiment of the field device according to the invention also provides that the device for detecting the jackzeit has a receiving device which is adapted to receive an external time signal, and the means for detecting the time for generating the chanzeitsignals from the external time signal is formed.
- the time signal can for example be generated with high precision on the basis of a GPS signal or another external time signal, which allows synchronization of several electric field devices at the same time.
- the device for detecting the time itself may also be made for the device for detecting the time itself to have a timer which is arranged to generate an internal time signal, and the means for detecting the time for generating the time signal is formed from the internal time signal.
- a timer which is arranged to generate an internal time signal
- the means for detecting the time for generating the time signal is formed from the internal time signal.
- the field device has a display device in which a designation of the currently valid parameter data set can be displayed.
- a designation of the currently valid parameter data set can be displayed.
- the field device may be an electrical protection device for monitoring electrical power supply networks, an electrical power quality device for monitoring the electrical energy quality of an electrical power supply network or a fault recorder for detecting before, during and after a fault in act on a measured electrical values e nergiemakerssnetz.
- the above-mentioned object is achieved by a method for operating an electric field device, wherein the electric field device has a control device for controlling automated functions of the electrical field device using a parameter data set and wherein the following steps are performed in the method : by means of a device for the detection of the current time, the current time becomes indicating time signal generated and delivered to the controller; the control device reads from a time schedule table in which each chanzeit one of at least two stored in the electric field device parameter records as each valid at a given time parameter data set, each valid for the current time parameter data and the controller performs the control of the automated functions of the electric field device by using the respectively valid parameter data set.
- a schedule-controlled use of one of a plurality of different parameter data sets can advantageously take place; the changeover from one parameter data record to another is done automatically based on the schedule.
- the device for detecting the time receives an external time signal and generates the time signal from this external time signal.
- the device for detecting the time is detected by a timer. detected internal time signal and generates the time signal from this internal time signal.
- Figure 1 is an exemplary front view of an electrical
- FIG. 2 shows a first example of individual components of an electrical field device in a schematic block diagram
- FIG. 3 shows a second example of individual components of an electric field device in a schematic block diagram.
- FIG. 1 shows the front view of an electric field device 10, which is, for example, an electrical protection device for electrical power supply networks, an electrical control device for controlling individual components of an electrical energy supply network, a power quality device for monitoring the electrical energy quality of an electrical field device
- an electric field device 10 which is, for example, an electrical protection device for electrical power supply networks, an electrical control device for controlling individual components of an electrical energy supply network, a power quality device for monitoring the electrical energy quality of an electrical field device
- a power supply network guided electrical power or a fault recorder for detecting before, during and after a fault in an electrical power grid occurred current and / or voltage readings can act.
- the field device 10 shown in FIG. 1 may also be, for example, an automation device for automating industrial manufacturing processes or chemical and / or process engineering plants.
- the electric field device 10 shown only by way of example in FIG. 1 has a housing 15 with a front panel 11 on which elements of the electric field device 10 are arranged.
- Such controls exist according to Figure 1, for example, a keypad 12, such as a number keypad, other input buttons 13 and a display device 14, which may be formed, for example in the form of an LCD display element.
- the view shown here of a front panel 11 of an electric field device 10 is merely to be understood as an example and not necessarily necessary in the form for the operation of the field device 10 according to the invention.
- the display device 14 may be replaced by a simple LED display or the display element 14 may be completely absent.
- the input keys 12 and 13 may be present in a different number, shape, and arrangement or may be completely absent.
- the electric field device 10 has a control device 21, which may be, for example, a microprocessor, which executes device software for executing automated functions of the electric field device 10.
- the control device 21 may also be formed by a specially designed circuit module, such as an "ASIC" (Application Specific Integrated Circuit) or an FPGA (Field Programmable Gate Array).
- the control device may also be a combination of a plurality of microprocessors or circuit modules.
- the control device 21 has read and write access to a data memory in the form of a memory device 22.
- the memory device 22 according to FIG. 2 is shown as a single component of the electric field device 10, it can also be composed of a plurality of individual memory devices. be composed of modules modular. In this case, for example, different types of memory, such as a temporary volatile memory (for example a RAM memory chip) and a non-volatile data memory (such as a magnetic data memory or a so-called "flash memory”) can be used in common necessarily be an independent component of the electric field device 10, but may also be integrated eg in the control device 21.
- a temporary volatile memory for example a RAM memory chip
- a non-volatile data memory such as a magnetic data memory or a so-called “flash memory
- the control device 21 is also in contact with a device 23 for detecting the time.
- This device 23 for detecting the time is set up in such a way that it can deliver a time signal C indicative of the current time to the control device 21.
- the device 23 for detecting the time must likewise not be an independent component of the electric field device 10, but rather it can also be integrated in the control device 21 of the electric field device 10, contrary to the representation according to FIG.
- a measured value detection device 24 is shown in FIG. 2, which is connected via external connections 24a, for example with transducers, which receive the measured values characterizing the automated process and transform them, for example, by transforming them into a measured value signal that can be processed by the electric field device 10.
- the mode of operation of the electric field device 10 is as follows: By means of the control device 21, the automated functions of the electric field device are executed. Such functions performed by the control device 21 are, for example, the control of the measurement value recording the measured value detection device 24, a preprocessing, for example, by a digital filtering of the measured values, an evaluation of the measured values, for example with respect to specific threshold values, and a storing of the measured values or values derived therefrom in the data memory 22 or transmitting the measured values or values derived therefrom another electrical device, such as a parent control center.
- control device 21 of the electric field device 10 can, for example, perform so-called protection algorithms to detect faulty states of the automated process, such as a short circuit in an electrical energy supply network and appropriate countermeasures, such as Opening an electrical circuit breaker, automatically initiate to separate the affected by the short circuit section of the electrical power grid from the rest of the electrical power grid.
- so-called protection algorithms to detect faulty states of the automated process, such as a short circuit in an electrical energy supply network and appropriate countermeasures, such as Opening an electrical circuit breaker, automatically initiate to separate the affected by the short circuit section of the electrical power grid from the rest of the electrical power grid.
- the control device 21 is instructed to set values or parameters predetermined by the user and / or manufacturer of the electric field device 10.
- parameters may be, for example, indications of the automated process, such as, for example, a voltage level of an electrical power supply line, the number of existing line poles or the determination of whether it is direct current or alternating current.
- parameters can also define threshold values with which the protection algorithms of the electric field device work and with which the acquired measured values are compared. If one of the set thresholds is violated, the field device may infer an error in the automated process.
- a measured value detection rate can be set via the parameter settings, with which the measured value detection device 24 is to be controlled in order to record measured values at specific predetermined time intervals.
- a high detection rate allows a very finely resolved measurement curve for assessing the state of the automated process, but at the same time generates an increased power requirement on the computing capacity of the control device 21 and an increased storage space requirement in the storage device 22.
- a low acquisition rate results in low utilization
- the control device 21 and a small storage space requirement in the memory device 22 with it but only a temporally very roughly resolved overview of the state of the automated process to.
- the parameters set on the electric field device 10 can be combined in a parameter data set 25a. If the device also has to be adapted to other operating situations during its operating time, further parameter data sets 25b and 25c may be provided which at least partially deviate from the first parameter data set 25a.
- the number of different parameter data sets of the electric field device 10 is set up no limit. Depending on which of the parameter data sets 25a to 25c the control device 21 uses during the execution of the device software, a different operating behavior of the electric field device 10 can be achieved. In order to be able to carry out such a change of the set parameter data sets 25a, 25b, 25c automatically and with little effort, at least two parameter data sets 25a to 25c are stored in the storage device 22 of the electric field device, which differ in each case at least with respect to some of their parameters.
- a time table 26 is stored in the memory device 22, with which an allocation of the respective because parameter data sets 25a to 25c to be used take place at those times when the respective parameter data sets 25a to 25c are to be used. In the simplest case, this can be a table in which individual time segments, such as individual hours, days or months, are assigned to one of the different parameter data sets 25a to 25c.
- the time table 26 may be constructed as follows:
- the time table 26 shown here is a time-table 26 that includes a day as a time span.
- this time-table 26 can be used to specify that the assignment of the parameter data sets A shown in the time-table 26 takes place on a specific day of a month or a year , B and C, which may be, for example, the parameter data sets 25a, 25b and 25c according to Figure 2, to be applied.
- the use of the individual parameter data records should be processed every day of a month or every day of a year according to the manner shown in the time table 26, then, so to speak, after application of the last line of the time table 26 for the following day The top line of the time table is followed.
- the time table 26 is stored in the memory device 22 for data processing is arbitrary. For example, it may be a library file in the " description language" XML ("extended markup language V ⁇ )." Based on the time-table 26, the controller 21 of the electric field device 10 recognizes which parameter data record must be used at what time.
- the electrical control device 21 also requires information about the current time. This is provided to the control device 21 in the form of a time signal C by a device 23 for detecting the time.
- This device 23 for detecting the time for example, have an internal timer 27, which can receive, for example, generated via a quartz clock pulses.
- the device 23 for detecting the time generated from the signal of the internal timer 27, a time signal C, with the current time, for example, in days, hours, minutes and seconds can be specified, and transmits this time signal C to the controller 21.
- the controller 21 from the clock time table read 26, which parameter data set 25a, 25b, 25c of the respective valid parameter set for the current clock ⁇ is time, and apply it to control the automated features of the electrical field device 10th
- the control device 21 controls the measured value detection device 24 so that it receives measured values of the measuring inputs 24a at specific time intervals.
- the number of measuring Values recorded per unit of time, such as one second or one minute, are called the acquisition rate.
- it is usually sufficient, for example, to record measured values at relatively large time intervals, for example one or even several minutes.
- measured values for characterizing the electrical energy quality of the electrical energy supply network are generated at a low detection rate and stored in the memory device 22 of the electrical field device 10.
- a parameter data set for example the parameter data record 25a, which specifies a low acquisition rate for the measured value acquisition
- a further parameter data record for example the parameter data record 25b
- the data acquisition a high acquisition rate ie a small time interval between the individual measured values pretending.
- the time table 26 it can now be determined in this example case that a measured value acquisition on the basis of the parameter data set 25a, ie a measured value acquisition with low acquisition rate, should take place daily, while in the time from 18 to 24 o'clock, ie Time at which disturbances in the electrical energy quality of harmonics imaged by televisions are expected, the use of parameter data Tensatzes 25b is provided.
- a detection rate with increased detection rate is performed.
- control device 21 of the electric field device 10 compares the time signal C transmitted by the device 23 for detecting the time with the time-table 26 and recognizes the times at which it is necessary to switch over to another parameter data set. Thus, it can switch from the slow detection rate according to parameter data set 25a at 18 o'clock to the increased data rate according to parameter data set 25b on the basis of the time table 26.
- the content of the time-table or a designation of the currently used parameter data set in a possibly present display device 14 of the electric field device for example in the form "Currently valid parameter data set: parameter data set A", are displayed.
- FIG. 3 shows a further exemplary embodiment of the electric field device 10, which differs from the exemplary embodiment according to FIG. 2 only in that the device for detecting the time 23 now has a receiving device 31 with which an antenna 32 of the electric field device 10 is connected external time signal can be received.
- This external time signal can be, for example, a terrestrial time signal, as used for so-called radio clocks, for example. It can also be a satellite based generated
- Time signal such as that transmitted by the GPS (Global Positioning System 1 ) (Global Positioning System ) 1.
- GPS Global Positioning System 1
- the means 23 for detecting the Time again generate the clock signal C and transmit to the controller 21 of the electric field device 10.
- the further functional sequence corresponds to that explained in FIG.
- a field device which can perform a changeover between the parameter data sets used depending on the respective time, for example, to change the detection rate of the measured values as a function of the time of day.
- further parameter settings of the electric field device can be changed in a timed manner.
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/DE2006/000943 WO2007137534A1 (de) | 2006-05-26 | 2006-05-26 | Elektrisches feldgerät und verfahren zum betreiben eines elektrischen feldgerätes |
DE112006003977T DE112006003977A5 (de) | 2006-05-26 | 2006-05-26 | Elektrisches Feldgerät und Verfahren zum Betreiben eines elektrischen Feldgerätes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/DE2006/000943 WO2007137534A1 (de) | 2006-05-26 | 2006-05-26 | Elektrisches feldgerät und verfahren zum betreiben eines elektrischen feldgerätes |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2007137534A1 true WO2007137534A1 (de) | 2007-12-06 |
Family
ID=37605672
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/DE2006/000943 WO2007137534A1 (de) | 2006-05-26 | 2006-05-26 | Elektrisches feldgerät und verfahren zum betreiben eines elektrischen feldgerätes |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE112006003977A5 (de) |
WO (1) | WO2007137534A1 (de) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102007062394A1 (de) * | 2007-12-20 | 2009-06-25 | Endress + Hauser Process Solutions Ag | Feldgerät und Verfahren zur Überprüfung der Kalibrierung eines Feldgeräts |
CN104426687A (zh) * | 2013-08-23 | 2015-03-18 | 南京南瑞继保电气有限公司 | 一种适用于数字化变电站二次设备的网络风暴过滤方法 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0178067A1 (de) * | 1984-09-11 | 1986-04-16 | Westinghouse Electric Corporation | Wattstundenzähler mit bedarfsempfindlicher Laststeuerfähigkeit |
EP0703516A2 (de) * | 1994-09-22 | 1996-03-27 | Claber S.P.A. | Programmierbare elektronische Vorrichtung zur Steuerung von Bewässerungssystemen |
EP0708339A2 (de) * | 1994-10-17 | 1996-04-24 | Eaton Corporation | Datensammlung und -verarbeitung für digitale Wechselstromsystemüberwacher/-analysierer |
WO2000040976A1 (en) * | 1999-01-08 | 2000-07-13 | Siemens Power Transmission & Distribution, Inc. | Utility metering system having waveform capture for power quality monitoring |
-
2006
- 2006-05-26 DE DE112006003977T patent/DE112006003977A5/de not_active Withdrawn
- 2006-05-26 WO PCT/DE2006/000943 patent/WO2007137534A1/de active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0178067A1 (de) * | 1984-09-11 | 1986-04-16 | Westinghouse Electric Corporation | Wattstundenzähler mit bedarfsempfindlicher Laststeuerfähigkeit |
EP0703516A2 (de) * | 1994-09-22 | 1996-03-27 | Claber S.P.A. | Programmierbare elektronische Vorrichtung zur Steuerung von Bewässerungssystemen |
EP0708339A2 (de) * | 1994-10-17 | 1996-04-24 | Eaton Corporation | Datensammlung und -verarbeitung für digitale Wechselstromsystemüberwacher/-analysierer |
WO2000040976A1 (en) * | 1999-01-08 | 2000-07-13 | Siemens Power Transmission & Distribution, Inc. | Utility metering system having waveform capture for power quality monitoring |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102007062394A1 (de) * | 2007-12-20 | 2009-06-25 | Endress + Hauser Process Solutions Ag | Feldgerät und Verfahren zur Überprüfung der Kalibrierung eines Feldgeräts |
CN104426687A (zh) * | 2013-08-23 | 2015-03-18 | 南京南瑞继保电气有限公司 | 一种适用于数字化变电站二次设备的网络风暴过滤方法 |
Also Published As
Publication number | Publication date |
---|---|
DE112006003977A5 (de) | 2009-04-30 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP2008352B1 (de) | Verfahren zum überwachen der elektroenergiequalität in einem elektrischen energieversorgungsnetz, power-quality-feldgerät und power-quality-system | |
EP2625869B1 (de) | Verfahren zur ermöglichung einer zeitnahen diagnose eines, an einem wireless adapter angeschlossenen feldgerätes | |
DE10062062C1 (de) | Elektrochemischer Sensor | |
DE10109796A1 (de) | Schaltung und Verfahren zur Vorgabe eines Startsignals für einen Controller | |
EP2748908B1 (de) | Verfahren zum betreiben einer windenergieanlage | |
EP2616827B1 (de) | Vorrichtung zur betriebsparameter-überwachung integrierter schaltkreise und integrierter schaltkreis mit betriebsparameter-überwachung | |
DE102004021380A1 (de) | Vorrichtung zur Stromversorgung | |
WO2007137534A1 (de) | Elektrisches feldgerät und verfahren zum betreiben eines elektrischen feldgerätes | |
DE102007001143B4 (de) | Diagnosesystem | |
DE102007022991A1 (de) | Vorrichtung zur Signalüberwachung für einen zeitweiligen Einsatz in einem Feldgerät der Prozessautomatisierungstechnik | |
DE102012025178A1 (de) | Verfahren und Vorrichtung zur automatischen Charakterisierung und Überwachung eines elektrischen Netzes oder eines Stromnetzabschnitts eines elektrischen Netzes oder einer elektrischen Anlage | |
DE102014016180A1 (de) | Verfahren und Einrichtung zur Verwaltung und Konfiguration von Feldgeräten einer Automatisierungsanlage | |
WO2018010863A1 (de) | Verfahren zum bestimmen des innenwiderstands von batteriezellen, batteriemodul und vorrichtung | |
DE4404131A1 (de) | Batteriefreie Datenpufferung | |
EP3712624A1 (de) | Verfahren zum überwachen eines technischen geräts | |
WO2019174869A1 (de) | Oberwellenmessung in stromnetzen | |
EP2388602B1 (de) | Verfahren zur Diagnose von Kontakten einer Photovoltaikanlage und Vorrichtung | |
DE102012219377A1 (de) | Verfahren zum Testen externer Messeinheiten | |
DE102011082201A1 (de) | Elektrizitätseigenschaften-identifikationsvorrichtung und verfahren für diese | |
DE2907607A1 (de) | Taktzaehlanordnung und damit ausfuehrbares verfahren zur aufrechterhaltung eines echtzeittaktes | |
DE102004037526A1 (de) | Gerätekomponente für ein elektrisches Feldgerät und Verfahren zum Erstellen einer Sicherungskopie von Daten der Gerätekomponente | |
DE102018007954A1 (de) | Fernkonfigurierbare Datenerfassung von Windenergieanlagen | |
DE2305337A1 (de) | Radar-befehlszentrale | |
DE102016119422A1 (de) | Verfahren zum Betrieb eines elektrischen Energieversorgungsnetzes, Computerprogramm, Leistungselektronikeinrichtung und Energieversorgungsnetz | |
DE102009052081B4 (de) | Verfahren zur Ermittlung von zumindest einer komponentenspezifischen Zeit aus einer Referenz-Zeit in einer Komponente eines Testsystems und entsprechende Kommunikationseinrichtung |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 06753225 Country of ref document: EP Kind code of ref document: A1 |
|
WWE | Wipo information: entry into national phase |
Ref document number: 1120060039776 Country of ref document: DE |
|
REF | Corresponds to |
Ref document number: 112006003977 Country of ref document: DE Date of ref document: 20090430 Kind code of ref document: P |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 06753225 Country of ref document: EP Kind code of ref document: A1 |