Tracing can be done by tracing directly over an existing feature or at an offset value. Introduction to gis lab 3, digitizing 2 digitizing select the add raster layer button. This was digitized into polygons using the geoprocessing ability of arcmaparcinfo. The basics of gis technology is more or less the same, but everything else under the hood is improved a lot comparing to just a few years ago. The second chapter discusses, inter alia, costbenefit analysis of an investment in digital cartography and gis, plans for census cartographic process, digital map database development, quality assurance, database maintenance, and use of gis during census enumeration. Gis highvoltage gas insulated switchgear substations. An image should be displayed, similar to that shown below. We offer a highly reliable, compact gis that lowers installation space and reduces maintenance requirements.
For the example given, there are 62 segments in the acquired sequence, with a 100. Gasinsulated switchgear and circuit breaker operating mechanism basic information component data name of installation. Handbook on geographic information systems and digital. Failure reporting form gasinsulated switchgear and. Digital substations digitizing grid infrastructure. And then many times headsup digitizing digitize while watching the screen. Modular substation technical data 10 tgqdmk000410 sn items unit data note 1 rated voltage kv 145 2 rated current. Sf6 free hv gis and breakers thomas rak manager of substation and tline standards engineering january 2017 1.
Gasinsulated switchgear gis is a piece of high voltage equipment that is being constantly developed day by day. Three phase encapsulated type sf6 gas insulated switchgear type sdf for 170 kv 06b1e0001 gate city ohsaki, east tower, 112, osaki 1chome, shinagawaku, tokyo 1410032, japan. Xdge provides gas insulated switchgear gis solutions for high to ultra highvoltage power transmission and distribution networks. From there into map for rubbersheeting georeferencing.
This process becomes necessary when available data is gathered in formats that cannot be immediately integrated with other gis data. We offer a highly reliable, compact gis that lowers installation space. Substation design references ansi c37 series protection and control equipment. In the create new shapefile dialog, choose a file name, the type of file point, line or polygon, and choose a projection by clicking the edit button. Hv gis technical data sn items unit data note i gis common parameter. The coordinate system depends on what the image or pdf. Developed project time table expected service date.
Creating a new shapefile and digitizing basics in arcmap. Our units are currently used in urban areas, closely builtup industrial areas, underground power substations of large commercial. Gis data geographic information systems uses, advantages. This data is based on a digitized pdf map, and so is intended as a.
For manual onscreen digitizing of aerial photographs, higher. Iec 62271203 high voltage switchgear and controlgear part 203. The next level range covers 245 kv and 300 kv with one gis type. Digitizing in gis is the process of converting geographic data either from a hardcopy or a scanned image into vector data by tracing the features. A digital map is generally of much greater value than the same map printed on a paper as the. If your pdf is of vector variety you can use pdf2cad fairly cheap to convert it directly to dxf. Handbook on geographic information systems and digital mapping. Digitising a map in arcgis desktop 10 university of otago. Geographic information systems, beijing electronic industrial press, july 2002, pages 1112.
Web based gis, bosphorus, georeferencing, dtm, digitizing. High voltage gis equipment 8 12 months medium voltage gis 8 10 months. Tracing is used to create a new feature which follow the shape of an existing feature. Question asked by vadrosaul on jan 21, 2017 latest reply on jan 21, 2017 by jayanta.
Digitizing primary equipment by replacing laborintensive. We believe that although many gis manufacturers produce a product similar to ours, it is our ability of giving you a high quality system at a reasonable price that sets us apart. For this task qgis provides many tools for efficient digitization. Heads up digitizing is the method of tracing geographic features from another dataset usually an aerial or satellite image. Organization and establishment of a geographic information systemof the production and high voltage electrical 68 figure 3. Map digitizing is a process of analysis an old map by connecting coordinate system. What are the following two digitizing errors called, and what tool in arctoolbox corrects them. Gis at scholarly commons provide gis research services and consultation provide gis workshops and training manage the university library s geospatial data and gis software resources act as a central resource for the universitys gis community and promote the use of gis in research 3. Digitizing is the process of converting geographic features on a paper map into digital format. Gasinsulated metalenclosed switchgear for rated voltages above 52 kv 092011. Transmission lines are the system of structures, wires, insulators and associated hardware that carry electric energy from one point to another in an electric power system. Gis can be considered a new medium for map information, and has the functions of space information. In the create new shapefile dialog, choose a file name, the type of file point, line or polygon. Click the map again to start digitizing another feature.
In the first exercise, you digitized a point over an aerial photograph. Many utilities basically digitize base map planimetric features in gis. Digitizing is the process of converting features on a paper map into digital format. Ac highvoltage circuit breakers everything you wanted to know about ac high. This high resolution high voltage grid map based on machine learning dataset was. Gis data geographic information systems uses, advantages and disadvantages by heba soffar published february 6, 2017 updated september 17, 2019 a geographic information system is commonly referred to as a gis, it is an integrated set of hardware and software tools used to manipulate and manage the digital spatial geographic and. Below this voltage, the devices are treated as medium voltage mv. A digitized map can express more information than old one. Map digitizing objectives introduction to digitizing. Gis solutions for power generation and transmission services esri. One way you can do to georeference is to find a known georeferenced of a polygon of that area. The common gis high voltage ratings can be classified into four design parts or device types for any producers, even if the split may differ somewhat.
Geographical information systems gis introduction geographical information system gis is a technology that provides the means to collect and use geographic data to assist in the development of agriculture. In a gis analysis, geophysical images are often treated as a type of evidence map, the same as other thematic maps such as mineral point, geologic, and structure maps. Digitization in qgis exploring tools for digitizing. Ge portfolio for gas insulated high voltage switchgear includes several flexible and modular models from 72kv to 800kv. Digitize or create lines and polygons without clicking at every vertex summary.
The fourth level range the lets in 362 kv and 420 kv voltages with the same gis type. Lines are operated at relatively high voltages varying from 69 kv up to 765 kv, and are capable of transmitting large quantities of electricity over long distances. Gis solutions for power generation and transmission services balancing the need to develop new markets, improve system reliability, and reduce operation costs is the greatest challenge for todays utility decision makersa challenge that is successfully met with esri s geographic information system gis. In order to promote public education and public safety, equal justice for all, a better informed citizenry, the rule of law, world trade and world peace, this legal document is hereby made available on a noncommercial basis, as it is the right of all humans to know and speak the laws that govern them. To complete one part of digitizing a feature, rightclick finish part. You could export the pdf image to tiff by going to the pdf s file menu then scroll down to export image. The high voltage hv points in regulations start at ratings above 52 kv in both iec and ieee regulations. Higher ratings for a singlebreak gis circuit breaker 420 kv 63 ka with standard design of spring operated mechanism, 550 kv 63 ka with hydraulic mechanism. Open your map and adjust the field of view in arcgis to your printed map. Digitization is one of the important tasks for a gis specialist. Major components you can spot while looking at hvehv gis. Searching for information on maps is inconvenient and has large error. For less accurate data, the value can be as high as.
Introduction to digitizing download the pdf version of the following pages here. Principles of geographic information systemsan introductory. Introduction to digitizing digitizing is the process of converting geographic features on a paper map into digital format. Due to their small installation space requirement and lownoise, lowelectromagnetic radiation properties, our high voltage circuit breakers. September 12, 2009 by caitlin dempsey gis learning. Because part of the road has already been created, you should use snapping to help ensure the new road feature connects to the existing roads. You can make new file geodatabases by right clicking on a folder. Another design is the sf6 insulated metalenclosed switchgear, where the sf6 gas provide the main insulation of the equipment. During the process of digitizing of the raster data. Siemens gis, cable bay with double busbar system including 2 bb ds, 1 line ds, 1 cb, 3 es page 9. Specifications of 126kv and 145kv gis gas insulated switchgear 72.
Pdf living near highvoltage power lines%3a gisbased. Cartographic drawing for the purposes of the gis application. Turn off boundaries and places to speed up draw time. About digitizing with snapping in the first exercise, you digitized a point over an aerial photograph. To digitize a map, you use a digitizing tablet also known as a digitizer connected to your computer to trace over the features that interest you. The 345 kv voltage level is treated as 362 kv and is nolonger advocated by standards. The x, y coordinates of point, line and polygon features are recorded and stored as the spatial data. Pdf with the advancement of gis technology, electricity asset. Digitizing is one of the most common tasks that a gis specialist has to do. Using the latest facilities and production systems in line withthe latest international standards, we have the capacity to produce gas insulated switchgear up to 800 kv, the maximum rated voltage in korea.
Put the scanned file of your map in the folder with your map. Qgis has powerful onscreen digitizing and editing capabilities that we. Pdf this paper demonstrates the capabilities of geographic. The feature attributes are also recorded during the digitizing process.
Gis technology originated in japan, where there was a substantial need to develop technology to make substations as compact as possible. During the digitzing process, features from the traced map or image are captured as coordinates in either point, line, or polygon format. Digitizing in gis is the process of tracing, in a geographically correct way, information from imagesmaps. Set up the digitizer with digitizing software or gis software. Designed with lightweight, durable aluminum enclosures, total load on the foundation and building floors is. Digitization is a process of converting raster data to vector data. Series l for medium voltage applications designed as a simple and robust system for the demands of test bays for large numbers of specimens, with easy operation series m for higher medium voltage and high voltage applications designed as an effective solution for routine and type test bays. This is an area near stillwater, minnesota, with a. Modern, state of the art, high voltage and extra high voltage switching devices e. Highvolt offers three series of impulse test systems. For a vectorbased gis operation, gis analysts usually create polygons by headsup digitizing on raster images and adding attributes e. Service high voltage products brown boveri strasse 5 8050 zurich switzerland. Arcgis can digitize or trace features without mouse or puckclicking using several options. Online partial discharge monitoring system and data.
Gis solutions for power generation and transmission services. Digitizing is the process by which coordinates from a map, image, or other sources of data are converted into a digital format in a gis. Online partial discharge monitoring system and data processing using wtstnst filter for high voltage power cable hui wang1, chengjun huang1, li zhang2, yong qian1, junhua liu1, linpeng yao1, canxin guo1, xiuchen jiang1 1department of electrical engineering, 2 department of production and technology. Introduction to gis geographic information systems duration. Because part of the road has already been created, you should use snapping to help ensure the new road feature connects to.
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