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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NTP網(wǎng)絡(luò)授時(shí)時(shí)間同步設(shè)備裝置/系統(tǒng)品質(zhì)保障,時(shí)間同步設(shè)備裝置/系統(tǒng)</p><p><span>***更新：</span>2021-02-04 02:04:37</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="7ebda3g" 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2棟4層1-3號</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="foahypw" class="page-proshow02"><p class="title">詳細(xì)說明</p><div id="fzwdf3g" class="box"><p><p style="text-indent:25px"> 信息化時(shí)代的到來，高精度時(shí)問頻率已經(jīng)成為一個(gè)國家科技、經(jīng)濟(jì)、ZhengZhi、JunShi和社會生活中至關(guān)重要的一個(gè)參量。時(shí)間的應(yīng)用范圍已經(jīng)滲透到從基礎(chǔ)研究領(lǐng)域(天文學(xué)、地球動力學(xué)、物理學(xué)等)到工程技術(shù)領(lǐng)域(信息傳遞、電力輸配、深空GenZong、空間旅行、導(dǎo)航定位、武器實(shí)驗(yàn)、地震監(jiān)測、計(jì)量測試等)，以及關(guān)系到國計(jì)民生的國家諸多重要部門和領(lǐng)域(交通運(yùn)輸、金融證券、郵電通信等)的各個(gè)方面，幾乎無所不及。計(jì)時(shí)、工業(yè)控制、定位導(dǎo)航、現(xiàn)代數(shù)字化技術(shù)和計(jì)算機(jī)都離不開時(shí)頻技術(shù)和時(shí)頻測量”。它“在科技發(fā)展和社會進(jìn)步中占有特殊重要的地位?！?003年全國時(shí)間頻率學(xué)術(shù)會議上，王義道教授作特邀報(bào)告“建設(shè)我國**自主時(shí)間頻率系統(tǒng)的思考”指出：時(shí)間頻率系統(tǒng)是維護(hù)**和**自主的命脈；現(xiàn)代化ZhanZheng中原子鐘比**更重要；精密時(shí)間頻率廣泛應(yīng)用于現(xiàn)代通信、導(dǎo)航、制導(dǎo)、定位、天文觀察、大地測量、地質(zhì)勘探、電網(wǎng)調(diào)配、電子對抗、交通管理、精密測量，四川NTP網(wǎng)絡(luò)授時(shí)時(shí)間同步設(shè)備裝置/系統(tǒng)品質(zhì)保障、科學(xué)研究等領(lǐng)域，設(shè)備需求量很大；標(biāo)準(zhǔn)頻率與時(shí)間信號可以通過電磁波發(fā)射，四川NTP網(wǎng)絡(luò)授時(shí)時(shí)間同步設(shè)備裝置/系統(tǒng)品質(zhì)保障，四川NTP網(wǎng)絡(luò)授時(shí)時(shí)間同步設(shè)備裝置/系統(tǒng)品質(zhì)保障、傳播、接收，直接為各種應(yīng)用服務(wù)?？蔀楣疽呀?jīng)成功將其他行業(yè)的成功應(yīng)用技術(shù)引入到新產(chǎn)品中，如IEEE1588等。并取得了高精度的同步指標(biāo)。四川NTP網(wǎng)絡(luò)授時(shí)時(shí)間同步設(shè)備裝置/系統(tǒng)品質(zhì)保障</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川NTP網(wǎng)絡(luò)授時(shí)時(shí)間同步設(shè)備裝置/系統(tǒng)品質(zhì)保障,時(shí)間同步設(shè)備裝置/系統(tǒng)" src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369152366083984/3327737.png"></div><p> 能源互聯(lián)網(wǎng)網(wǎng)時(shí)間同步需求： </p> <p> （1）在感知層，基于物聯(lián)網(wǎng)和多源信息融合的狀態(tài)監(jiān)測是智能電網(wǎng)運(yùn)維的發(fā)展方向，輸、變、配各專業(yè)現(xiàn)場數(shù)據(jù)的統(tǒng)一接入，與調(diào)度實(shí)時(shí)數(shù)據(jù)及管理信息系統(tǒng)實(shí)現(xiàn)多系統(tǒng)融合，達(dá)到“多維數(shù)據(jù)全融合、狀態(tài)監(jiān)測全覆蓋”。智能狀態(tài)監(jiān)測的基礎(chǔ)是分布式多傳感器，需要把分布在各個(gè)空間位置的傳感器的時(shí)間統(tǒng)一到參考的標(biāo)準(zhǔn)時(shí)間。時(shí)間同步是多傳感器信息融合的必備條件之一。 </p> <p> （2）在網(wǎng)絡(luò)層，移動互聯(lián)網(wǎng)主要通信方式是5G移動通信網(wǎng)絡(luò)，時(shí)間同步精度要求在±10ns左右，載波聚合CA要求時(shí)間偏差小于0.13微秒，如大規(guī)模天線陣列Massive MIMO要求時(shí)間偏差小于0.065微秒。采用LTE-TDD技術(shù)的電力無線專網(wǎng)基站也要求小于1.5微秒的時(shí)間同步。定位、測量等應(yīng)用也需要準(zhǔn)確的時(shí)間以保證精度。電力SDH傳輸網(wǎng)絡(luò)需要頻率同步，同步精度要求達(dá)到1E-10以上。 </p> <p> （3）在平臺層，泛在電力物聯(lián)網(wǎng)技術(shù)主要解決電力各個(gè)環(huán)節(jié)的海量數(shù)據(jù)采集、數(shù)據(jù)協(xié)同、數(shù)據(jù)匯聚和數(shù)據(jù)應(yīng)用，而數(shù)據(jù)協(xié)同和數(shù)據(jù)匯聚的效率與數(shù)據(jù)的時(shí)間戳準(zhǔn)確性密切相關(guān)，數(shù)據(jù)時(shí)間一致性越高，協(xié)同和匯聚的效率越高，如果時(shí)間一致性差，效率會大打折扣，甚至比單一數(shù)據(jù)的效果還差。四川抗干擾耐腐蝕時(shí)間同步設(shè)備裝置/系統(tǒng)完全知識產(chǎn)權(quán)系統(tǒng)中設(shè)備采用模塊式組合，主要優(yōu)點(diǎn)是可以保證在不同的應(yīng)用場合，靈活配置輸入輸出系統(tǒng)類型及數(shù)量。</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川NTP網(wǎng)絡(luò)授時(shí)時(shí)間同步設(shè)備裝置/系統(tǒng)品質(zhì)保障,時(shí)間同步設(shè)備裝置/系統(tǒng)" src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369152568164062/9067050.png"></div><p style="text-indent:25px"> 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。它為一切動力學(xué)系統(tǒng)和時(shí)序過程的測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)識世界和改造世界的科學(xué)銳劍。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)變化等地球動力學(xué)研究、相對論研究、脈沖星周期研究和人造衛(wèi)星動力學(xué)測地等；而且在應(yīng)用研究、**和國民經(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)深入到人們社會生活的方方面面，幾乎無所不及，隨著現(xiàn)代社會的高速發(fā)展，對高精度時(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。</p><p style="text-indent:25px">電力應(yīng)用：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)行對對時(shí)間同步提出新的更高要求，繼電保護(hù)裝置、自動化裝置、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，以確保線路故障測距、相量和功角動態(tài)監(jiān)測、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)、互動電網(wǎng)，對時(shí)間同步的要求會更高。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)確度對于電力系統(tǒng)來說將越來越重要?？蔀楣疽殉袚?dān)數(shù)十項(xiàng)國家、省級科技項(xiàng)目研發(fā)，并成功完成并應(yīng)用！</p><div style="width:100%;text-align: center;"><img style="max-width: 640px; max-height: 320px;" alt="四川NTP網(wǎng)絡(luò)授時(shí)時(shí)間同步設(shè)備裝置/系統(tǒng)品質(zhì)保障,時(shí)間同步設(shè)備裝置/系統(tǒng)" src="https://tyunfile.71360.com/WaterMark/UploadFile/CTCOVE/637369162354218750/9921208.png"></div><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)號與本地鐘相應(yīng)時(shí)號比對，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。后來發(fā)展到用超長波即用奧米伽臺授時(shí)，其授時(shí)精度約10μs左右，后來又用長波即用羅蘭C臺鏈兼顧授時(shí)，其授時(shí)精度可達(dá)到μs，即使羅蘭C臺鏈組網(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．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；用超短波傳播時(shí)號不*傳遞精度高，而且可提高時(shí)鐘比對精度，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。交通時(shí)間同步系統(tǒng)在運(yùn)營調(diào)度指揮、業(yè)務(wù)系統(tǒng)設(shè)備提供統(tǒng)一的標(biāo)準(zhǔn)時(shí)間信息，是高速交通網(wǎng)絡(luò)運(yùn)行的關(guān)鍵因素。四川NTP網(wǎng)絡(luò)授時(shí)時(shí)間同步設(shè)備裝置/系統(tǒng)品質(zhì)保障</p><p style="text-indent:25px">時(shí)間與頻率在各個(gè)行業(yè)有不同的需求，公司在未來產(chǎn)品可針對行業(yè)需要，定制不同行業(yè)類型的產(chǎn)品。四川NTP網(wǎng)絡(luò)授時(shí)時(shí)間同步設(shè)備裝置/系統(tǒng)品質(zhì)保障</p><p style="text-indent:25px">時(shí)統(tǒng)設(shè)備授時(shí)時(shí)鐘源選擇時(shí)統(tǒng)設(shè)備在項(xiàng)目配置中，通常具有多種時(shí)鐘源和授時(shí)源的選擇，關(guān)于時(shí)統(tǒng)設(shè)備常用的時(shí)鐘源在這里做簡單的說明。在時(shí)統(tǒng)設(shè)備配置中內(nèi)置銣原子鐘（可選擇恒溫晶振OXCO或銫鐘等）作為內(nèi)部基準(zhǔn)，衛(wèi)星參考通常選擇以GPS北斗雙模衛(wèi)星信號為主（可選擇收星模式），除內(nèi)部基準(zhǔn)參考也可選擇 10MHz 等多種頻標(biāo)外部參考，1PPS外部參考， IRIG-B(AC，) IRIG-B(DC等) 信號，使用外部時(shí)間頻率信號對時(shí)統(tǒng)設(shè)備進(jìn)行時(shí)間頻率同步等。時(shí)鐘設(shè)備授時(shí)源是通過時(shí)鐘源產(chǎn)生的標(biāo)準(zhǔn)時(shí)間信號，包括但不限于IRIG-（B DC）碼信號，IRIG-B（AC）碼信號，NTP/PTP網(wǎng)絡(luò)授時(shí)信號， 1PPS（秒信號）同步脈沖信號及串口時(shí)間信息等多種帶有時(shí)間協(xié)議的授時(shí)源信號，通過不同授時(shí)方式顯示年月日時(shí)分秒及主要狀態(tài)等信息。四川NTP網(wǎng)絡(luò)授時(shí)時(shí)間同步設(shè)備裝置/系統(tǒng)品質(zhì)保障</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)、知識產(chǎn)權(quán)試點(diǎn)企業(yè)和安全生產(chǎn)標(biāo)準(zhǔn)化二級企業(yè)。公司于2016年12月在全國中小企業(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、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/3148435.html</p></div></div></div></div></div><div id="hlsu77y" class="page-right twoColRt"><div id="jn2ce3u" class="box01 margin10 clearfix"><h3><a href="http://www.cdcfah.com/cp/">猜你喜歡</a></h3><div id="7jlnuwd" class="recomPic 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