四川四統(tǒng)一四規(guī)范衛(wèi)星授時(shí)設(shè)備/裝置推薦貨源廠家值得信賴成都可為科技供應(yīng)-b2b網(wǎng)站_b2b電子商務(wù)平臺(tái)【買產(chǎn)品】-上?？谄蚴称酚邢薰?/title><meta name="description" content="時(shí)間同步技術(shù)1）廣域時(shí)間同步模式以衛(wèi)星系統(tǒng)建立的全球定位系統(tǒng)是目前發(fā)展比較好的時(shí)間同步手段，通過衛(wèi)星系統(tǒng)可實(shí)現(xiàn)全球無死去的時(shí)間同步，四川四統(tǒng)一四規(guī)范衛(wèi)星授時(shí)設(shè)備/裝置推薦貨源廠家。以我國(guó)的北斗、美國(guó)的GPS、格洛納斯、伽利略為主，真正意義上"><meta name="keywords" content="四川四統(tǒng)一四規(guī)范衛(wèi)星授時(shí)設(shè)備/裝置推薦貨源廠家,衛(wèi)星授時(shí)設(shè)備/裝置"><link rel="canonical" href="http://www.cdcfah.com/"/><meta name="applicable-device" content="pc"><link rel="shortcut icon" href="/static/new_net_01/images/favicon.ico"><link rel="stylesheet" href="/static/new_net_01/css/slick.css" /><link rel="stylesheet" href="/static/new_net_01/css/addnew.css"><link rel="stylesheet" href="/static/new_net_01/css/sidenav.css"><link rel="stylesheet" href="/static/new_net_01/css/style.css" /><link rel="stylesheet" href="/static/new_net_01/css/tab.css"><link 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clearfix"><h1>四川四統(tǒng)一四規(guī)范衛(wèi)星授時(shí)設(shè)備/裝置推薦貨源廠家值得信賴成都可為科技供應(yīng)</h1><div id="g3jpfkq" class="proBig"><div id="2mb9hls" class="bigimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369143994619141/8770600.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div><div id="zaqtt8e" class="smallimg"><div><p class="pic"><img src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369143994619141/8770600.png" class="vcenter" onerror="javascript:this.src='/static/new_net_01/images/nopic.jpg';"></p></div></div></div><div id="rean33m" class="content"><p><span>需求數(shù)量：</span>0</p><p><span>價(jià)格要求：</span>面議</p><p><span>所在地：</span>四川省</p><p><span>包裝要求：</span><span style="color: #f30;"></span></p><p><span>產(chǎn)品關(guān)鍵詞：</span>四川四統(tǒng)一四規(guī)范衛(wèi)星授時(shí)設(shè)備/裝置推薦貨源廠家,衛(wèi)星授時(shí)設(shè)備/裝置</p><p><span>***更新：</span>2021-01-25 10:05:29</p><p><span id="click" >瀏覽次數(shù)：1次</span></p><a rel="nofollow" class="button">聯(lián)系我們</a></div></div><div id="no2fgq3" class="rightbox"><h3>公司基本資料信息</h3><p style="border:0;"><a rel="nofollow">成都可為科技股份有限公司</a></p><p><span>聯(lián)系人：</span>蘇經(jīng)理</p><p><span>郵箱: </span>cove855@sina.com</p><p><span>電話: </span>13551259977</p><p><span>傳真: </span>028_85319969</p><p><span>網(wǎng)址: </span>http://www.cove.com.cn</p><p><span>手機(jī): </span>028-85319969</p><p><span>地址: </span>成都市高新區(qū)天府大道中段1366號(hào)2棟4層1-3號(hào)</p><p>[當(dāng)前離線] <a rel="nofollow"> [加為商友] </a><a rel="nofollow"> [發(fā)送信件] </a></p></div></div><div id="8zpaall" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="7jkkvqg" class="box"><p><p> 時(shí)間同步技術(shù) </p> <p> 1）廣域時(shí)間同步模式 </p> <p> 以衛(wèi)星系統(tǒng)建立的全球定位系統(tǒng)是目前發(fā)展比較好的時(shí)間同步手段，通過衛(wèi)星系統(tǒng)可實(shí)現(xiàn)全球無死去的時(shí)間同步，四川四統(tǒng)一四規(guī)范衛(wèi)星授時(shí)設(shè)備/裝置推薦貨源廠家。以我國(guó)的北斗、美國(guó)的GPS、格洛納斯、伽利略為主，真正意義上實(shí)現(xiàn)全球定位只有北斗三代和美國(guó)的GPS。衛(wèi)星系統(tǒng)由于受到**利益的保護(hù)、以及一些***目的保護(hù)和***爆發(fā)時(shí)的影響，所以存在一定的安全風(fēng)險(xiǎn)。由此建立地面時(shí)間同步是非常必要的，特別是涉及**、經(jīng)濟(jì)命脈或是重要行業(yè)、以及*****領(lǐng)域都不能完全依賴衛(wèi)星系統(tǒng)而必須建立更安全的地面時(shí)間頻率同步系統(tǒng)。 </p> <p> 地面網(wǎng)絡(luò)通常是以局域方式存在，四川四統(tǒng)一四規(guī)范衛(wèi)星授時(shí)設(shè)備/裝置推薦貨源廠家，通過廣域網(wǎng)路（電信）或者**網(wǎng)絡(luò)實(shí)現(xiàn)時(shí)間頻率同步。時(shí)間同步網(wǎng)由節(jié)點(diǎn)時(shí)間同步設(shè)備和時(shí)間同步鏈路共同組成，四川四統(tǒng)一四規(guī)范衛(wèi)星授時(shí)設(shè)備/裝置推薦貨源廠家。時(shí)間同步大致可以分為以下三個(gè)過程：一是時(shí)間基準(zhǔn)的獲取（時(shí)間基準(zhǔn)的產(chǎn)生）；二是將時(shí)間信息從高級(jí)時(shí)間同步設(shè)備傳送到低級(jí)時(shí)間同步設(shè)備以及從時(shí)間同步設(shè)備傳送到需要時(shí)間同步的用戶終端設(shè)備。根據(jù)設(shè)備需要的時(shí)間精度不同，可以采用不同的傳輸手段；三是用戶端的時(shí)間獲取。公司已完成廣域整體時(shí)間同步系統(tǒng)的建設(shè)，并已成功應(yīng)用在國(guó)家電玩及XX特種**應(yīng)用中。四川四統(tǒng)一四規(guī)范衛(wèi)星授時(shí)設(shè)備/裝置推薦貨源廠家</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川四統(tǒng)一四規(guī)范衛(wèi)星授時(shí)設(shè)備/裝置推薦貨源廠家,衛(wèi)星授時(shí)設(shè)備/裝置" src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369143994619141/8770600.png"></div><p> 精確時(shí)間（頻率）是科學(xué)研究、科學(xué)實(shí)驗(yàn)和工程技術(shù)諸方面的基本物理參量。它為一切動(dòng)力學(xué)系統(tǒng)和時(shí)序過程的測(cè)量和定量研究提供了必不可少的時(shí)基坐標(biāo)。精密時(shí)間以其完美的線性和連續(xù)性展示出繽紛的客觀世界的理性，成為人類認(rèn)識(shí)世界和改造世界的科學(xué)銳劍。 </p> <p> 精確時(shí)間（頻率）不*在基礎(chǔ)研究領(lǐng)域有重要的作用，如地球自轉(zhuǎn)變化等地球動(dòng)力學(xué)研究、相對(duì)論研究、脈沖星周期研究和人造衛(wèi)星動(dòng)力學(xué)測(cè)地等；而且在應(yīng)用研究、**和國(guó)民經(jīng)濟(jì)建設(shè)中也有***的應(yīng)用，如航空航天、深空通訊、衛(wèi)星發(fā)射及監(jiān)控、信息高速公路、地質(zhì)測(cè)繪、導(dǎo)航通信、電力傳輸和科學(xué)計(jì)量等；甚至已經(jīng)深入到人們社會(huì)生活的方方面面，幾乎無所不及，隨著現(xiàn)代社會(huì)的高速發(fā)展，對(duì)高精度時(shí)間頻率提出了更高要求，特別是現(xiàn)代數(shù)字通信網(wǎng)（5G)的發(fā)展、信息高速公路建設(shè)、物聯(lián)網(wǎng)以及各種***、文化、科技和社會(huì)信息的協(xié)調(diào)都時(shí)建立在嚴(yán)格的時(shí)間同步基礎(chǔ)上的。四川四統(tǒng)一四規(guī)范衛(wèi)星授時(shí)設(shè)備/裝置推薦貨源廠家時(shí)間的偏差和混亂加大了判斷系統(tǒng)事故原因的難度，并在一定程度上導(dǎo)致判斷失誤。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川四統(tǒng)一四規(guī)范衛(wèi)星授時(shí)設(shè)備/裝置推薦貨源廠家,衛(wèi)星授時(shí)設(shè)備/裝置" src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369149729716797/7680225.png"></div><p> 時(shí)間頻率設(shè)備（成都可為科技股份有限公司）從產(chǎn)品形態(tài)上，時(shí)間同步產(chǎn)品目前主要分為兩種：時(shí)間同步板卡及模塊、時(shí)間同步設(shè)備。時(shí)間同步板卡及模塊，一般以標(biāo)準(zhǔn)時(shí)間頻率信號(hào)為參考，產(chǎn)生、保持、分發(fā)系統(tǒng)或設(shè)備所需要的各種時(shí)間和頻率信號(hào)，通常在通信基站、***領(lǐng)域應(yīng)用比較多；時(shí)間同步設(shè)備，就是通常所說的時(shí)間服務(wù)器，一般通過接收北斗/GPS/標(biāo)準(zhǔn)時(shí)間信息，產(chǎn)生、保持時(shí)間頻率信號(hào)，并通過有線或無線方式進(jìn)行接收或傳遞，為系統(tǒng)提供多種形式的時(shí)間和頻率信號(hào)，產(chǎn)品主要應(yīng)用于通信、電力、交通、**等領(lǐng)域。 </p> <p> 高精度授時(shí)是實(shí)現(xiàn)時(shí)間同步的關(guān)鍵，世界主要發(fā)達(dá)國(guó)家都高度重視授時(shí)系統(tǒng)建設(shè)。1957年，美國(guó)在東海岸建成了***個(gè)羅蘭-C導(dǎo)航授時(shí)臺(tái)鏈，開展利用長(zhǎng)波進(jìn)行無線電導(dǎo)航、授時(shí)服務(wù)；1973年，美國(guó)開始建設(shè)全球定位系統(tǒng)（GPS），1995年4月宣布達(dá)到全運(yùn)行能力，1996年宣布GPS為軍民兩用系統(tǒng)。目前，由于北斗3代已在2020年正式投入組網(wǎng)運(yùn)行，標(biāo)志中國(guó)北斗與GPS授時(shí)成為當(dāng)前國(guó)際上將得到***使用的時(shí)間同步技術(shù)。 </p><p style="text-indent:25px">電網(wǎng)可靠性的關(guān)鍵是同步操作，設(shè)備不進(jìn)行時(shí)間同步或是時(shí)間同步質(zhì)量達(dá)不到要求，都將影響電力設(shè)備的正常運(yùn)行或是故障判斷。時(shí)間對(duì)以下領(lǐng)域的應(yīng)用是非常重要的。(1)同步采樣;(2)系統(tǒng)穩(wěn)定性判別;(3)線路故障定位;(4)故障分析與事故反演;(5)繼電保護(hù)裝置;(6)功角測(cè)量;(7)調(diào)度自動(dòng)化系統(tǒng);(8)生產(chǎn)信息管理系統(tǒng)。時(shí)間在電網(wǎng)中的作用正從事后的動(dòng)作順序分析向事前過程順序控制轉(zhuǎn)變，時(shí)間的精確度對(duì)于電網(wǎng)來說變得越來越重要，時(shí)間同步網(wǎng)的建設(shè)需求也越來越大。質(zhì)量合格的統(tǒng)一對(duì)時(shí)設(shè)備，是確保時(shí)間同步網(wǎng)建設(shè)質(zhì)量的基礎(chǔ)，因此時(shí)間同步系統(tǒng)的監(jiān)測(cè)變得越來越重要。當(dāng)前在運(yùn)行的時(shí)鐘設(shè)備有相當(dāng)一部分存在質(zhì)量隱患，且缺乏有效及時(shí)的監(jiān)測(cè)手段，威脅到電網(wǎng)的生產(chǎn)安全，需要盡快建立一套行之有效的時(shí)鐘監(jiān)測(cè)系統(tǒng)，確保各級(jí)調(diào)度運(yùn)行人員做到對(duì)站內(nèi)同步對(duì)時(shí)設(shè)備的狀況心中有數(shù)，對(duì)不能達(dá)到要求的時(shí)鐘設(shè)備及時(shí)發(fā)現(xiàn)和改造，防患于未然。設(shè)計(jì)時(shí)充分考慮系統(tǒng)的安全，確保產(chǎn)品研制、安裝、運(yùn)輸、實(shí)驗(yàn)、使用及維修過程中操作人員和設(shè)備的安全。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川四統(tǒng)一四規(guī)范衛(wèi)星授時(shí)設(shè)備/裝置推薦貨源廠家,衛(wèi)星授時(shí)設(shè)備/裝置" src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369145503710937/1163495.png"></div><p> 電力應(yīng)用： </p> <p> 電力系統(tǒng)是時(shí)間相關(guān)系統(tǒng)，無論電壓、電流、相角、功角的變化，都是基于時(shí)間軸的波形。近年來，超臨界、超超臨界機(jī)組相繼并網(wǎng)運(yùn)行，大區(qū)域電網(wǎng)互聯(lián)，特高壓輸電技術(shù)廣泛應(yīng)用。電網(wǎng)安全穩(wěn)定運(yùn)行對(duì)對(duì)時(shí)間同步提出新的更高要求，繼電保護(hù)裝置、自動(dòng)化裝置、安全穩(wěn)定控制系統(tǒng)、能量管理系統(tǒng)(EMS)和生產(chǎn)信息管理等系統(tǒng)要求基于統(tǒng)一的時(shí)間基準(zhǔn)運(yùn)行，實(shí)現(xiàn)事件順序記錄(SOE)、故障錄波、實(shí)時(shí)數(shù)據(jù)采集等時(shí)間高度一致，以確保線路故障測(cè)距、相量和功角動(dòng)態(tài)監(jiān)測(cè)、機(jī)組和電網(wǎng)參數(shù)校驗(yàn)等系統(tǒng)準(zhǔn)確、可靠運(yùn)行，提高電網(wǎng)事故分析和穩(wěn)定控制水平，提高運(yùn)行效率及其可靠性。未來數(shù)字電力技術(shù)的推廣應(yīng)用，如能源互聯(lián)網(wǎng)、互動(dòng)電網(wǎng)，對(duì)時(shí)間同步的要求會(huì)更高。時(shí)間已成為電網(wǎng)繼電壓、電流、功率之后的第四個(gè)基本元素，時(shí)間在電網(wǎng)中的作用將逐步從事后的動(dòng)作順序分析向事前過程順序控制發(fā)展，時(shí)間的準(zhǔn)確度對(duì)于電力系統(tǒng)來說將越來越重要。可為公司時(shí)統(tǒng)系統(tǒng)設(shè)備自主可控：為適應(yīng)未來發(fā)展形勢(shì)，公司生產(chǎn)的時(shí)鐘同步設(shè)備已逐步實(shí)現(xiàn)國(guó)產(chǎn)化替代。四川衛(wèi)星授時(shí)設(shè)備/裝置完全知識(shí)產(chǎn)權(quán)</p><p style="text-indent:25px">高精度的時(shí)間同步可提高系統(tǒng)的安全可靠穩(wěn)定等性能；同時(shí)時(shí)間信息的錯(cuò)亂、誤差等可能會(huì)影響系統(tǒng)正常運(yùn)行。四川四統(tǒng)一四規(guī)范衛(wèi)星授時(shí)設(shè)備/裝置推薦貨源廠家</p><p style="text-indent:25px">時(shí)間同步的另一種方法是用無線電波傳播時(shí)間信息。即利用無線電波來傳遞時(shí)間標(biāo)準(zhǔn)．然后由授時(shí)型接收機(jī)恢復(fù)時(shí)號(hào)與本地鐘相應(yīng)時(shí)號(hào)比對(duì)，扣除它在傳播路徑上的時(shí)延及各種誤差因素的影響，實(shí)現(xiàn)鐘的同步。隨著對(duì)時(shí)鐘同步精度要求的不斷提高，用無線電波授時(shí)的方法，開始用短波授時(shí)（ms級(jí)精度），由于短波傳播路徑受電離層變化的影響，天波有一次和多次天波，地波傳播距離近，使授時(shí)精度*能達(dá)到ms級(jí)。后來發(fā)展到用超長(zhǎng)波即用奧米伽臺(tái)授時(shí)，其授時(shí)精度約10μs左右，后來又用長(zhǎng)波即用羅蘭C臺(tái)鏈兼顧授時(shí)，其授時(shí)精度可達(dá)到μs，即使羅蘭C臺(tái)鏈組網(wǎng)也難于做到全球覆蓋。后來又發(fā)展到用衛(wèi)星鐘作搬鐘。用超短波傳播時(shí)號(hào)．通過用戶接收共視某顆衛(wèi)星，使其授時(shí)精度優(yōu)于搬鐘可達(dá)到10ns精度?？磥砝眯l(wèi)星授時(shí)是實(shí)現(xiàn)全球范圍時(shí)鐘精密同步的好辦法，只有利用衛(wèi)星，才可在全球范圍內(nèi)用超短波傳播時(shí)號(hào)；用超短波傳播時(shí)號(hào)不*傳遞精度高，而且可提高時(shí)鐘比對(duì)精度，通過共視方法，把衛(wèi)星鐘當(dāng)作搬運(yùn)鐘使用，且能使授時(shí)精度高于直接搬鐘，直接搬鐘難于使兩地時(shí)鐘去共視它。共視可以消除很多系統(tǒng)誤差以及隨時(shí)間慢變化的誤差，快變化的隨機(jī)誤差可通過積累平滑消除。四川四統(tǒng)一四規(guī)范衛(wèi)星授時(shí)設(shè)備/裝置推薦貨源廠家</p><p> 成都可為科技股份有限公司（原名為“成都可為科技發(fā)展有限公司”）位于成都高新區(qū)，成立于2000年7月，是專業(yè)從事信息化、智能化解決方案的****、軍民融合企業(yè)、**裝備制造企業(yè)、知識(shí)產(chǎn)權(quán)試點(diǎn)企業(yè)和安全生產(chǎn)標(biāo)準(zhǔn)化二級(jí)企業(yè)。公司于2016年12月在全國(guó)中小企業(yè)股份轉(zhuǎn)讓系統(tǒng)掛牌上市。 </p> <p> 公司是專業(yè)從事時(shí)間頻率產(chǎn)品研發(fā)、生產(chǎn)、檢測(cè)、銷售、售后服務(wù)于一體的公司。時(shí)間頻率產(chǎn)品包括CT-TSS-4200時(shí)間同步裝置，CT-WTFS9000廣域時(shí)間頻率同步系統(tǒng)，CT-TOMS3600時(shí)間監(jiān)測(cè)系統(tǒng)，CT-TSS2000系列時(shí)間同步系統(tǒng)，CT-TSS3000系列時(shí)間同步系統(tǒng)，CT-BDS系列衛(wèi)星同步時(shí)鐘，CT-GPS系列衛(wèi)星同步時(shí)鐘，CT-TCS100系列時(shí)間精度測(cè)試儀等產(chǎn)品。這些產(chǎn)品結(jié)合北斗、GPS、原子鐘、晶振、PTP等技術(shù)，采用模塊化和插件式設(shè)計(jì)，多源輸入，多制式輸出，滿足各種類型設(shè)備接口要求，并考慮了各種涉及**的因素，具有高精度、高穩(wěn)定性、高可靠性、抗干擾能力強(qiáng)、配置靈活，不受地域條件限制等特點(diǎn)。 </p></p><br /><p>文章來源地址: http://www.cdcfah.com/cp/3005045.html</p></div></div></div></div></div><div id="z28vrcn" class="page-right twoColRt"><div id="rz22pka" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div 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