TW199944B - - Google Patents

Download PDF

Info

Publication number
TW199944B
TW199944B TW081107833A TW81107833A TW199944B TW 199944 B TW199944 B TW 199944B TW 081107833 A TW081107833 A TW 081107833A TW 81107833 A TW81107833 A TW 81107833A TW 199944 B TW199944 B TW 199944B
Authority
TW
Taiwan
Prior art keywords
surge
light
counter
discharge tube
item
Prior art date
Application number
TW081107833A
Other languages
Chinese (zh)
Original Assignee
Mitsubishi Sogo Zairyo Kk
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Sogo Zairyo Kk filed Critical Mitsubishi Sogo Zairyo Kk
Application granted granted Critical
Publication of TW199944B publication Critical patent/TW199944B/zh

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01RMEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/17Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values giving an indication of the number of times this occurs, i.e. multi-channel analysers
    • HELECTRICITY
    • H01ELECTRIC ELEMENTS
    • H01TSPARK GAPS; OVERVOLTAGE ARRESTERS USING SPARK GAPS; SPARKING PLUGS; CORONA DEVICES; GENERATING IONS TO BE INTRODUCED INTO NON-ENCLOSED GASES
    • H01T1/00Details of spark gaps
    • H01T1/12Means structurally associated with spark gap for recording operation thereof

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Locating Faults (AREA)
  • Thermistors And Varistors (AREA)

Description

199944 Λ6 五、發明説明(1 ) 本發明偽朗於一種突波計數器,此種突波計數器被設 置於各種線路上,例如霄源線路與通訊線路。更特別地, » - 本發明僳關於計數發生且入侵於此等線路之入侵突波次數 r 一 、 % 用之突波計數器^ 如果突波入侵於例如電話機、傅真機、霄話结機、譎 郝爾''响轉κ焉. · 復器等通訊設備之電源線路,則形成通訊設備之一部分之 $ 馆子笛路將會被火堍萌。因此,1以往均在通訊設備之《源 線路g通訊線路,之輸入線設置突波吸收器,此種突波吸 收器被裝設於易發生突波之區域。_ 為藉由突波吸收器安全地保護通訊設備免受突波損壤 r # , ,必須在將要裝設通訊設備_之區域|(ί近偵测統計突波之發 生次數,依此突波發生A $之旎Ι-ΜΙϋ,決定突波吸 收器之1格-^ 例如4在過去已有未經審査而公告之日本専利申請案 NO. 5 9- 2 1 1 9 84掲述一種突波計數器,記錄入侵突波之次 f 开 數#。此種突波計數器包含i突波偵測元件此突波偵測元 Ψ 鱗· 件被逋接於突波入侵線路|且由間隙型玻璃密封放電管與 qjL&JULJL患J81連接而成光線接收元件偵測由放® 管放射出之光線;以及,計數器電路u計數由光線接收元 ^ · βρ 件偵測到之倍號/於此種計數器中,因為突波輸入電路與 w _r ,》取产:街.梅;sp+Hs^t^ii.丨寸....丨:.應 突遮偵測電路偽柑互JI立的,無法由偵測霄路偵測到突波 -*. .. 辦夠I-U*抑y.,.' 表 -.·»{黎,....+^嫌麵夢 ..上、僻祕 _:科哪.雜.屮峭+ i,+釙辦¥><啊v.,,. 冰..... . ..»,,^ 輸入,而且k偵測電路設計容易化之優點又存在著。 例如4未經審査而公告之日本專利申請案NO.60-9081 ,未經審査而公告之日本實用新型專利申請案Ν〇1δ卜117484 % 本纸張尺度適用中國國家標準(CNS)甲4規格(210 X 297公釐) •裝· 訂 經濟部中央標準局員工消铮合作杜印製 81.9.20,000 A6 199944 五、發明説明(2 ) (諳先間-背面之注5'"項存塡寫本頁) 以及未經審査而公告之日本專利申請案NO.62-193075 > 已掲述記錄入搜突波發生次數及突波電流值用之突波計數 器。 未經審査而公告之日本專利申請案NO.60-9081之突 mm—nnnrnti-'rTi· ίπί im'itniirir… 波計數器包含i全波整流器笛路4跨接於避雷器之接地m ·- TiWlHiiiiiiinfiMTnTIIHTr >m I i|[i^T' -*»·**»* ’*^難.....、丨 與大地之間,以提供避雷器之放笛電流;以及,多數傾放199944 Λ6 V. Description of the invention (1) The present invention is false in a surge counter, which is set on various lines, such as Xiaoyuan line and communication line. More specifically, »-The present invention relates to counting the number of intrusive surges that occur and invade these lines r 1.% of the surge counter ^ If the surge invades, for example, a telephone, a real machine, a small phone, "Chao Haoer" ringing κ 焉. · The power lines of communication equipment such as multiplexers will form part of the communication equipment. Therefore, in the past, a surge absorber was installed on the input line of the "source line g communication line" of the communication equipment. Such a surge absorber was installed in an area prone to surges. _ In order to securely protect the communication equipment from surge damage by the surge absorber r #,, it must be installed in the area where the communication equipment will be installed_ (ί Nearly detect and count the number of occurrences of surge, according to the surge The occurrence of A $ 拎 Ι-ΜΙϋ determines the 1 cell of the surge absorber- ^ For example 4 Japan ’s application for Japanese public interest that has been announced in the past without review and no. 5 9- 2 1 1 9 84 Counter, record the number of intrusion surges f open number #. This surge counter contains i surge detection element. This surge detection element Ψ scale · The piece is connected to the surge intrusion line | and is sealed by gap type glass The discharge tube is connected to qjL & JULJL with J81 to form a light receiving element to detect the light emitted by the discharge tube; and, the counter circuit u counts the multiples detected by the light receiving element In, because the surge input circuit and w _r, "takes: street. Mei; sp + Hs ^ t ^ ii. 丨 inch .... 丨:. Should be covered by the detection circuit. Surge detected by Xiaoxiao Road-* ... enough IU * y.,. 'Table-. · »{黎, .... + ^ 似 面 梦 .. 上 、 隐秘 _: Kona. Miscellaneous. Qiao Qiao + i, + polonium ¥ > < ah v. ,,. Bing ..... .. »,, ^ input, and the advantage of k detection circuit design is easy to exist. For example, 4 Japanese patents published without examination Application No. 60-9081, Japanese Utility Model Patent Application Announced without Examination Ν〇1δ Bu 117484% This paper scale is applicable to the Chinese National Standard (CNS) A 4 specifications (210 X 297 mm) Ordered by the Central Bureau of Economic Affairs of the Ministry of Economic Affairs to collaborate with and print 81.9.20,000 A6 199944 V. Description of the invention (2) (Know the first time-note 5 'on the back) and write an announcement without review Japanese Patent Application No. 62-193075 > The surge counter used to record the number of occurrences of the search for surges and the value of the surge current has been described. Unexamined Japanese Patent Application No. 60-9081 mm—nnnrnti-'rTi · ίπί im'itniirir… The wave counter includes i full-wave rectifier flute 4 connected across the ground of the arrester m ·-TiWlHiiiiiiinfiMTnTIIHTr > m I i | [i ^ T '-* »· **» * '* ^ Difficult ..., 丨 and the earth, to provide the whistle current of the arrester; and, most dumping

® 3 1J1,.! St,m Ι,,ϋ- s. ^M 電阻器元件 ',: &gt;ν· 之放電電流 規定的電流 未經審 之突波計數 放電電流; Ψ 器;多數組 9 器,因而將 ♦ ,藉由將各 在毎種電流 動霜源ν 更進者 連接於全波整流器。於此棰計數器中,避霣器 ..'/ ':.:&quot;,·.Γ'.';:::·:···Ι:::ί'··:ΐ·!,: ::i 'Λβ1 % 藉由多數個分壓電阻器元件予以分類成為各種 * Φ m 範圍· 査而公告之日本實用新型專利申請案N0 . 6卜1174 84 -JWarvW.MffniiiUitniMWII 3.,.. 器包含:非線性電阻器,傳導避雷器中流動之 攀 爾 —掴或一傾以上之電容器,並聯於非線性霣阻 m 之線性電阻器與計數器驅動線圈,逋接於霣容 - * 電容器之充霣能量加以分配。此種突波計數器 m 組線性IS阻器_之® 1¾俏設定於趣擇的不同值= 值偵測一指定範圍内之放電電流,而不霈有驅 Φ m J未經審査而公告之日本專利申請案H0.62-19307 5 經濟部中央標準局員工消^合作社印奴 之突波計數,器包含;放電間隙,有旁路電阻器設於避雷器 * 表 之接地側·;光越測器a將放®既恩热篆患上iuuuij^ JL5 &gt; 計數器部分·: mi 於光烕測器偵測電流ϋϋ。此突波計數#可n由里μ 器之霣流強度準確地檢査操作頻率.而不需使用祓雜的β ^ :., i:J;.霄輞_丨丨麵丨_一_觀_': · -4- 81.9.20,000 本紙張又度適用中a國家抒芈(CNS)甲4現格(210 X 297公货) ΛΓ) ΗΓ. 199944 i、發明説明(3 ) (諸也間-存面之汶-挥^再項寫木頁) 氣回路。 然而,未經審査而公告之日本專利申請案NO.59-211984 ·&quot;·_-丨·隱 hi _ΐΐΜΜΐΐΓΓϋΐ·丨· rr 一nr ητΊΤ'-ιτι 之突波計數器有下JUOi Α即.*僅記錄入侵突波之發生次 數而未記錄突波1|殉值j 未經審査而公告之日本專利申請案NO.6 0- 9 08 1以及 未經審査而公告之日本實用新型專利申請案NO.61-1174 84 .'· .iwwjeTjcs.sw.u ··.. V' ..·»;*! 之突波計數器复mm么臚I,雖孤ji以婭羹,兹農邐._ n但圉芦突波輸入f嚷且塞mmusuf目互 mm.,所以突波偵测電路依然有突可μ性。 未經審査而公告之日本專利申諳案NO.62-193075 突波計數器,雖mumjaji,但其本身仍有問題, 卽,由單一個放電間隙放射出之光線Jl單一値光感測器予 «Η· ,_y :.;,:}:·'·&lt;'&gt; :·Ι · : ::. γ· Λ Γ» !·-· &quot;'! &quot;:·' ·' '..'ηι»ϋ'Κ:. 以偵測,而且以各掴偵測到的電流程度將突波電流值加以 分類。因此t,有一缺點,即,t需有高S敏度光威測器與後 :;Ί :: &quot; 等忒. 雜,的偵默麗避才能將突波電流彳直準*S地加以分類9 *51 » i: m »,: : - - :; v v m9 偽在提供一種突波計數器.能夠以籣化 之電路構成將突波霉流值準確地加以分類,而不需使用离 逛敏度光威p器,而且,能夠計數入侵突波之傾數或發生 次數。 經濟部中央標準局員工消费合作杜印說 ^ 本發明之另一βΡ%在提供一種高可辑度突波計數器 wF^ * ,能夠防止突波入侵於突波偵測電路。, '1 0 本發明之突波計數器之構成,如單一個圖面所示,各 攀 f 有不同脈衝放電開始霣壓之多數個突波吸收元件彼此相互 ί I f 並聯連接於突波入侵線路。設有突波吸收元件,此突波吸 1 貧 i 本紙張又茂適用中西國家標準(CNS)甲4规格(210 297公釐) 81-9-20.000 199944 A6 IU', 經濟部中央標準局員工消費合作杜印纪 五、發明説明(4 ) 收元件分別以相互串聯之間隙型放霄管與非線性«阻器迪 唪 · · m 接而成·設有偵測放踅光線用之光線接收元件/面對著該 放電管以偵测由該放電管放射出之光線,而且1計數器霄 ·» Ϊ 路連接於光線接收元件,以計數由光線接收元件偵測到之 籌 % 信號。 «» 在本說明軎中/脈衝放電開始霣壓之定義為4當做樣 本之假突波被施加於突波吸收元件時突波吸收元件開始放 電之電壓。 Ψ 使用簡化之罨路構成,將突波m流值準確地加以計數, 而且將入侵突波之次數加以計數。無突波入侵至突波偵測 ! f 電路之i而且可靠度高。 \ f 本發明之上述目的與其他目的以及本發明之優黏由下, 文參照附圖所作較佳實施例之詳細說明而更趨明晰〇* 、單一館圖面像本發明突波蠤j。 較佳實施例之詳細說明 依據本發明,間隙型放笛管包括:氣隙型放霣管、氣 % ? 體密封放電管#、撖隙型玻璃密封放電管等等。間隙型放« 管用,之非線性霣阻器採用二氧化鋅變阻體#、硪化矽變阻體 等等。,氣化鋅變阻體有大的非線性因素#大的變阻饈效應_ 勢 ▼ · ^尤其適合%至於光線接收元件♦可採用含有以例如CdS# ,#CdSev PbS#等多晶體為主要成分之光導霣性元件备 為便於說明起見,圖中僅顯示三組突波吸收元件、4三 ,: » 組光線接收元件及三組計數器電路。依據本發明之教示, 所用之組數不限於三組,而是可採用任何組數^依特殊情 瓤 ~ (請先背面之注念卞項补場寫本頁) 本紙張又度適用中國國家標Ψ (CNS)甲4規格(210 X 297公發) 81.9.20,000 ϊ99944 經濟部中央標準局5工消赍合作^印^ ΛΓ) ΙΐΟ 五、發明説明(5 ) 況而定。 突波吸收元件Ch C,與(:3相互並聯連接於突波可能 入侵之線路A與A’,為簡便起見,突波可能入侵之線路被 稱為突波入授線路。突波吸收元件!^, C·及C*分別由間 隙型玻璃密封放霣管at,a,及&amp;3與非線性霄阻器叭,b» :ί·ηι梯蝴:;.帶冰嘯_ ,'科东丨.la;.鮮作…押.靖觸办鐮 及b3串聯形成。雖未圖示,依同樣方式,如果使用第四 個突波吸收元件(^,則突波吸收元件C4由串聯迪接之放 電管a4與非線性電阻器b4予以形成,而突波吸收元件C„ &gt; ,# 由串聯連接之放霣管a„與非線性筲阻器bn予以形成,等 *_ ,ΙΓ 9 等Ρ非線性電阻器叭至1)3之目的僳在防止放霣管ai至 ' I ♦ a3發生跟随電流,因為線路A與A’經常被連接於霣源霣 « % 4 « 壓。“跟随電流”一詞像指高電壓突波已開始放電之後通 ^ , « 過放電路徑之m源頻率霣流。 , % 設有光線接收元件,對放電管a*呈光線接收闋係 ,以接收由放霣管a*放射出之光線。當光線接收元件(11 娜辦辨.1¾..,喷 A 料执^械,· v - t #£^5'、争3-. 有偵测到之輸出時,光線接收元件&lt;^被連接於計數器霣 路《,。依同樣方式,設有光線接收元件d·與(13,當接收 元件ds與d3分別偵測到由放電管a·與&amp;3放射出之光線 時,接收元件de與d3分別被連接於計數器霣路β8與08。 放電管ai與光線接收元件d*被裝在一個暗箱f·中,以 防止外界光線干擾。依同樣方式,亦設有暗箱f«與^3。 當,,,.y: 孤#放:1规』虞通111收μ毫 HJB獻基屈fe篇亂鹿•則暴^5J 愿屬。旗*J| f 親。遂麗』胆ik篇,派篇^運』L黨^星.....V : -7- 本紙張尺度適用中國西家標準(CNS) f 4峴格(2丨0 X 297公釐) 81.9.20,000 —裝 訂 (諳先閲治背面之;1;&amp;#項再塡寫本頁) 經濟部中央標準局員工消費合作杜印焚 :iS9944 A6 _ K(. 五 '發明説明(6 ) &lt;Va關偽9 雖未豳示•當突波吸收元件C, , Ca , G......C„分別 有脲衝放電吟始電壓V1 , V» , V a . . · . V „時,則放霄管a t , a*, a3...a„之放霣開始霣壓與變阻體bl, b·, b,...bn &quot;Λ 9 之變阻饈霄壓被灌择巧滿足Vi&lt; ν·&lt; Va&lt; ....〈ν&quot;两侏句 ,當Ia與Ι3分別為突波吸收元件Cl, C·與“之設 J1:·. 定電流值,而i·與ia分別為實際流入突波吸收元件 % | C* , C,與c3之轚流值時設定箱壓V•之值,使得 酋 # * 電流值ii,大於設定霣流^時,突波吸收元件“因跨於 兩點L與。'間之施加電麼而發生鬱應,如圈所示。換 言之,•假設“ i&quot;代表入侵於線路A與A,之突波霣流值· V»被設定致使得♦如果i&lt;L、則突波吸收元件Cg不發 生镨應,_如果i&gt;I»、則突波吸收元件C·發生響醮。 m 如果突波霣流“iw較大於1^(01,),則突波霣流 “i”以電流值ii與i» #別分佈於突波吸收元件C,與C, tb處,V3被設定致使得,如果i&lt;ie,則突波吸收元件 C3不發生瓣應,但如果i&gt;Ie,e則突波吸收元件C,發生 t _ * 谨應。當使用增加之單元時,如果i&gt;I„-,,則突波吸收 ^ * · 元件cn發生鬱應。如果cn為c4,則Ι„-,為Is。在前述 * * 過程中4突波吸收元件Ca發生堪應之原理為,由突波霣 0 流ii與i*在點B3與83•間産生電壓J一如突波吸收元件® 3 1J1,.! St, m Ι ,, ϋ- s. ^ M Resistor element ',: The discharge current specified by the discharge current of &gt; ν · unchecked surge count discharge current; Ψ device; multiple arrays 9 Therefore, by connecting each of the current frost sources ν to the full-wave rectifier. In this counter, the avoidance device .. '/':.: &Quot;, · .Γ '.'; :::::: ··· Ι :: ί '··: l ·!, ::: : I 'Λβ1% is classified into various types by various voltage-dividing resistor elements * Φ m range · Japanese utility model patent application N0. 6 Bu 1174 84 -JWarvW.MffniiiUitniMWII 3 ... : Non-linear resistors, capacitors flowing in conductive arresters—slap or more than one slop capacitors, connected in parallel with non-linear resistance m linear resistors and counter drive coils, and connected to 霣 容-* The full energy of the capacitor To be distributed. This type of surge counter m group of linear IS resistors _ of ® 1¾ pretty set at different values of interest = value to detect the discharge current within a specified range, without the drive Φ m J Japan announced without review Patent application H0.62-19307 5 Surge counter for employees of the Central Bureau of Standards of the Ministry of Economic Affairs ^ Cooperative Innu's surge count, the device includes; discharge gap, with bypass resistor set on the grounding side of the arrester * table; optical over-detector a will put ® both hot and cold seals iuuuij ^ JL5 &gt; counter part ·: mi to detect the current ϋϋ in the optical detector. This surge count # can be used to accurately check the operating frequency from the intensity of the current in the μ device. It is not necessary to use the mixed β ^:., I: J ;. Xiao rim_ 丨 丨 面 丨 _ 一 _ 观 _ ': · -4- 81.9.20,000 This paper is again suitable for the use of a national expressive system (CNS) A 4 present grid (210 X 297 public goods) ΛΓ) ΗΓ. 199944 i. Description of the invention (3) (Zhuyejian- Save the face-wave ^ then write a wooden page) gas circuit. However, Japanese Patent Application No. 59-211984, published without examination, &quot; · _- 丨 · hidden hi _llΜΜΙΙΓΓϋl · 丨 · rr-nr ητΊΤ'-ιτι has a surge counter under JUOi Α. * Only Record the number of intrusion surges without recording the surge 1 | Marty value j Japanese Patent Application No. 6 0-9 08 1 published without examination and Japanese Utility Model Patent Application No. published without examination 61-1174 84. '· .IwwjeTjcs.sw.u ·· .. V' .. · »; *! The surge counter is complex mm and I, although it is solitary, yin, and Zongju._ nbut Slug surge input f shouts and plug mmusuf order mm. So the surge detection circuit still has sudden μ. Unexamined Japanese Patent Application No. 62-193075 Surge counter, although mumjaji, but still has its own problems. Well, the light emitted from a single discharge gap Jl single light sensor « Η ·, _y:.;,:}: · '· &Lt;' &gt;: · Ι ·: ::. Γ · Λ Γ »! ·-· &Quot; '! &Quot;: ·' · '' .. 'ηι »ϋ'Κ :. To detect and classify the surge current value according to the detected current level of each slap. Therefore, t has a disadvantage, that is, t needs to have a high S-sensitivity photodetector and back :; Ί :: &quot; etc .. In order to avoid the surge current, it is necessary to calibrate the surge current to * S ground Classification 9 * 51 »i: m»,::--:; vv m9 pseudo is providing a surge counter. It can accurately classify the value of the surge wave flow with the circuit configuration of the squish, without using the walk Sensitivity Guangwei device, and can count the inclination surge or the number of occurrences. Du Yin, employee consumption cooperation of the Central Bureau of Standards of the Ministry of Economic Affairs, said that another βP% of the present invention is to provide a highly-editable surge counter wF ^ *, which can prevent the surge from invading the surge detection circuit. , '1 0 The composition of the surge counter of the present invention, as shown in a single figure, each of the multiple surge absorbers with different pulse discharge start pressures is connected to each other in parallel with the surge intrusion line . Equipped with a surge absorption element, this surge absorbs 1 poor. This paper is also suitable for the Chinese and Western National Standards (CNS) A 4 specifications (210 297 mm) 81-9-20.000 199944 A6 IU ', employee of the Central Standards Bureau of the Ministry of Economic Affairs Consumer Cooperation Du Yinji V. Description of the invention (4) The receiving components are respectively connected by gap-type discharge tubes connected in series with the non-linear «resistor Di m The element / faces the discharge tube to detect the light emitted by the discharge tube, and a counter is connected to the light receiving element to count the% signal detected by the light receiving element. «» In this description, the burst / pulse discharge start voltage is defined as the voltage at which the surge absorber starts to discharge when a false spike of the sample is applied to the surge absorber. Ψ The simplified stream structure is used to accurately count the surge m flow value, and the number of intrusion surges is counted. No surge intrusion to surge detection! F circuit i and high reliability. \ f The above and other objects of the present invention and the superior adhesion of the present invention are as follows. The detailed description of the preferred embodiments made with reference to the drawings is more clear. The single library drawing is like the surge wave j of the present invention. DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS According to the present invention, the gap-type flute tube includes: an air gap-type discharge tube, a gas-filled discharge tube #, a gap-type glass sealed discharge tube, and so on. The gap type amplifier «works, the non-linear damper adopts zinc dioxide varistor #, silicate silicon varistor and so on. , Vaporized zinc varistor has a large non-linear factor # Large varistor effect _ potential ▼ · ^ Especially suitable for the light-receiving element ♦ Can be used to contain polycrystalline such as CdS #, #CdSev PbS # The light guide components of the components are prepared for ease of explanation. The figure shows only three sets of surge absorption elements, 4 three ,: »Group of light receiving elements and three sets of counter circuits. According to the teachings of the present invention, the number of groups used is not limited to three groups, but any number of groups can be used ^ according to special circumstances ~ (please note the Bian item on the back to fill in this page) This paper is also suitable for Chinese countries Standard Ψ (CNS) A 4 specifications (210 X 297 public) 81.9.20,000 ϊ99944 Ministry of Economic Affairs Central Standards Bureau 5 work consumer cooperation ^ 印 ^ ΛΓ) ΙΙΟ V. Description of the invention (5) It depends on the situation. The surge absorption element Ch C is connected in parallel with (: 3 to the lines A and A 'that the surge may invade. For simplicity, the line that the surge may invade is called the surge ingress line. The surge absorption element ^, C · and C * are sealed by gap-type glass seal discharge tubes at, a, and & 3 and non-linear ballasts, b »: ί · ηι 梯 蝶:;. 带 冰 啸 _, ' Kedong 丨 .la ;. Fresh works ... Between Jinghuo Sisi and b3 connected in series. Although not shown, in the same way, if the fourth surge absorber (^ is used, then the surge absorber C4 is connected in series Discharge tube a4 and non-linear resistor b4 are formed, and the surge absorption element C &gt;,# is formed by the discharge tube a serially connected with the non-linear resistor bn, etc. * _, ΙΓ 9 The purpose of such non-linear resistors as 1) 3 is to prevent the follow-up current of the discharge tubes ai to 'I ♦ a3, because lines A and A' are often connected to the source «% 4«. The term "following current" means that the high-voltage surge has started to discharge after it has been discharged. ^ The m source frequency of the over-discharge path is flowing.,% With a light-receiving element, the discharge tube is a * The light receiving gate is to receive the light radiated by the discharge tube a *. When the light receiving element (11 Na Office distinguishes. 1¾ .., spraying A material ^ machinery, v-t # £ ^ 5 ', contend 3-. When there is a detected output, the light receiving element &lt; ^ is connected to the counter 霣 路 ",. In the same way, there are light receiving elements d · and (13, when the receiving elements ds and d3 are detected separately When the light emitted by the discharge tubes a · and & 3, the receiving elements de and d3 are connected to the counters β8 and 08 respectively. The discharge tube ai and the light receiving element d * are housed in a dark box f ·, In order to prevent outside light interference. In the same way, there is also a dark box f «and ^ 3. When ,,,. Y: 孤 # 放: 1 例" Yutong 111 received μ HHB Xian Ji Qu Fe chaos deer Violent ^ 5J willing genus. Flag * J | f pro. Sui Li 』gall ik article, send article ^ Yun』 L party ^ star ..... V: -7- This paper scale is applicable to the Chinese Western Standard (CNS) f 4 Dange (2 丨 0 X 297 mm) 81.9.20,000 —Binding (know the first page of the book; 1; &# 项 再 塡 write this page) Employee consumption cooperation of the Central Bureau of Standards of the Ministry of Economic Affairs Du Yinhan: iS9944 A6 _ K (. Five 'Invention Description (6) &lt; V a Guan Pseudo 9 Although not shown • When the surge absorption elements C,, Ca, G ... C "respectively have urea impulse discharge voltage V1, V», V a... · V "when , Then the release tube at, a *, a3 ... a, the release of the start pressure and the varistor bl, b ·, b, ... bn &quot; Λ 9's variable resistance, the pressure is selected Coincidentally satisfies Vi &lt; ν · &lt; Va &lt; .... <ν &quot; two quasi-sentences, when Ia and Ι3 are the surge absorption elements Cl, C · and “the set of J1: .. constant current value, and i. And ia are the actual inflow surge absorbing elements% | C *, C, and c3 respectively. Set the value of the tank pressure V • when the flow value is so that the current value ii is greater than the set flow ^. The element "is due to two points L and. "When the electricity is applied, Yu Yu occurs, as shown in the circle. In other words, assuming that “i &quot; represents the inrush current value invading lines A and A, V» is set so that ♦ if i &lt; L, the prism response of the surge absorption element Cg does not occur, _IFi &gt; I », Then the surge absorber C · will ring loudly. M If the surge current" iw is greater than 1 ^ (01,), then the surge current "i" is distributed in the current with the values ii and i »# At the wave absorbing element C, and C, tb, V3 is set so that if i &lt; ie, the surge absorbing element C3 does not generate a lobe response, but if i &gt; Ie, e, the surge absorbing element C, occurs t _ * Sincerely. When using the added unit, if i> I "-, then the surge absorption ^ * · element cn Yu Yu. If cn is c4, then Ι"-, is Is. During the aforementioned * * process, the principle that 4 surge absorption elements Ca occurred should be that the voltage J generated by the surge wave 0, ii and i * between points B3 and 83 • is just like the surge absorption element

Ca之情形。| 如果有η組突波吸收元件,光線接收元件與計數器電 -8 _ 本纸張又度適用中國國家標準(CNS)甲4規格(210 X 297公楚) 81.9.20,000 (請毛閲靖背面之注*卞項再填寫本頁) .裝- 訂· :ι99944 Λ6 Μίϊ 經濟部中夾標準局0工消疗合作认印起 五、發明説明(7 ) 路,則依同樣方式,相對於設定電流值Ιη1將脈衝放《 % 開始電懕V n加以設定。 在操作中,4當突波霣壓被施加於線路Α與Α’而首先 使突波吸收元件Ci發生堪應(此突波吸收元件C*之放霄 翁 開始僳霣壓71, V·與V3當中最小值者)面突波霄 流i*因而流入突波吸收元件C,時,在點與8&quot;之間産 * ♦ 生《壓,此霄懕相當於元件“之阻抗與®流值i,之乘稹 。,在此時i由放《管a*放射出之光線進入光線接收元件 藉由光線接收元件d*所偵測到之信號•乃使計數器 電路β*操作^ 當入侵於線路Α與Α’之突波霣流值“i”較小於設定 t 電流值Idkl,)時,則僅有突波吸收元件!:、發生堪應而 # 元件c, gc3不發生辑應#因此纟僅有計數器霣路^操 作。β如果突波吸收元件G與“操作而元 件c3不操作♦因此,#計數器電路β»與0*操作#,而e3不 操作。^又,如果I»&lt;i,則突波吸收元件c·, C·與C3皆 •雖 — , , 操作如因而計數器霣路β1( ββ與〇3皆操作 表1顯示入搜於線路Α與Α’之突波電流值及計數器® 路e,, ea與0,操作狀態之操作情形。藉由此等霣路8*, ea,與β3之計數數目可以記錄入侵突波之次數及其霣流 值。 (請先間&quot;背面之;t*t;項再塡ftT本頁) 丨裝· 本紙張又度適用中國國家標f- (CNS) f 4现格(210 X 297公梦) 81.9.20,000 A6 HC. 199944 五、發明説明(8 ) (請先間-背面之注汔事項冉塡窵本哀) 表 1 突波霣流(A) 將被操件之計數器霣路 i&lt; I. β, I 1 &lt; ί &lt; la Θ t &gt; 6a I * ^ i e*,e»,ea * 依據本發明之突波計數器能夠記錄突波霣流值以及計 ' 嗪 數入侵突波之次數。尤其%如果突波吸收元件之脈衝放霣 開始霜壓依各種方式加以設定,4則可以記錄由非常小霣流 至棰大電流範園之突波霉流% % 又、藉由安排多數値突波吸收元件#,突波《流可被分 佈,於此多數個突波吸收元件&lt; 與習用單値突波吸收元件之 計數器相比較一 下文將說明本發明之實施例然而*•下文所述之實施 例僅係一傾例子而已%本發明不限於此實施 如單一個圖面所示,間隙型放電管ai至3^係採用橄 • % 摹 經濟部中央標準局B工消費合作杜印^ 隙型玻璃密封放霣管,非線性電阻器b,至[),你採用氣化 鋅變阻體,而光線接收元件d*至(13偽採用CdSi光線接 收元件d, fda兮別面對著放電管a,*至a3i 在此賁施例中k放電管之直流電流放電開始電壓如下: at為•為500V 為為700 V。變咀醱霣壓如下: h為22(^,_而1)»與b3皆為270Vjj結果,當測量突波吸 收元件h,Ce |i|C3之脲衝放電開始霉壓時,平均值分別 # 鲁 ·% -ΙΟ- 81.9,2〇,〇〇〇 本纸掁尺Jl適用中國國家桴準(CNS)甲4规格(210 X 297公釐) 199944 五、發明説明(9 ) 為 V * = 7 ο ο V , * V· = 9 Ο Ο V *而 V 3 = 11 Ο Ο V。 % 因此,當700V或700V以上之突波轚暖被施加於線路 A與厂時,則突波吸收元件C,發生留應4,而放霣管a*放 射出放電光線、光線接收元件d,乃因此放霣光線而送出 偵測信號》而計數器霄路βι於是操作P當流經線路A與 A’之電流到逹1000A時4元件C,之端®超過900V。因此 ,元件c,與c·發生W應,同樣地,計數器霣路與8· 操作。當霄流增逹25〇QA之丨I睛,則元件C*.....Z......E超遇 1100V,而元件Ci, c8與(:3發生»應,而且,計數器電 祕糾雜歡♦静.補 进獅Μ Η&lt;Μ·!ΗΛ!·ν*'♦·、 j ,.. ,m ,:,|r 他-『τίΜ ㈣‘&quot;I丨聊柳齡f.i:池 .”,•,哺脚…斯 .圓W 路 結果如表2所示。由表2中,操作計數器電路之情形,不·#十,霉 II ! W1·竹 U1 1 ^ . « η «·&gt; 但Α僧空波之次數而且突波電流之頻率分佈皆1以被記錄 下來。 表 (請先閱洁背面之注念枣項典塡寫本頁) 經濟部中央標準局S工消费合作杜印¾ 突波m流(a) 0&lt; i&lt; 1000 1000&lt; K 2500 2 5 0 〇 &lt; i 将被操件之計數器《路 雖然上文己述示本發明之較佳實施例,但是在不脱離 本發明範國下可加以種種變化與修改。 -11 本·紙張又茂適用中國國家桴準(CNS)甲4規格(210 X 297公釐) 81.9.20,000Ca situation. | If there are η sets of surge absorption elements, light receiving elements and counter power -8 _ This paper is again applicable to the Chinese National Standard (CNS) A 4 specifications (210 X 297 Gongchu) 81.9.20,000 (Please read the note on the back of Mao Yuejing * Bian item and then fill out this page). Packing-booking: ι99944 Λ6 Μίϊ The Ministry of Economic Affairs, China Bureau of Standards, 0 Work and Rehabilitation Cooperation Recognition and Printing 5. The description of the invention (7) Road, in the same way, relative to the set current value Ιη1 sets the pulse to "%" and starts to charge Vn. In operation, when the surge pressure is applied to the lines A and A ', the surge absorber Ci is first responded (the surge absorber C *' s release of the wind pressure starts 71, V. and (The minimum value among V3) When the surface surge current i * flows into the surge absorbing element C, it is generated between the point and 8 &quot; * The "pressure, which is equivalent to the impedance and current value of the element" i, multiply. At this time, i emits the light emitted from the tube a * into the light receiving element. The signal detected by the light receiving element d * is to operate the counter circuit β * when invading When the surge current value "i" of lines Α and Α 'is less than the set t current value Idkl,), only the surge absorption element!:, It happens and # element c, gc3 does not happen to be # Therefore, only the counter operation is performed. If the surge absorption element G is operated with "and the element c3 is not operated. Therefore, #counter circuit β» is operated with 0 *, and e3 is not operated. ^ Furthermore, if I »&lt; i, the surge absorption elements c ·, C · and C3 are all, although —, the operation is thus such that the counter 霣 路 β1 (ββ and 〇3 are both operated Table 1 shows the searched line A The surge current value with Α 'and the counter ® way e ,, ea and 0, the operation state of the operating state. By this the number of counts of 8 *, ea, and β3 can record the number of inrush surges and their霣 流 值。 (Please first &quot; the back of the; t * t; item and then ftT this page) 丨 installed · This paper is also applicable to the Chinese national standard f- (CNS) f 4 cash (210 X 297 public dream ) 81.9.20,000 A6 HC. 199944 V. Description of the invention (8) (Please note the notes on the back side of the book) Ran 1) This table shows the surge current (A) The counter will be operated by the counter i &lt; I. β, I 1 &lt; la &lt; la Θ t &gt; 6a I * ^ ie *, e », ea * The surge counter according to the present invention can record the value of the surge wave and count the number of times the number of azines invaded the surge In particular, if the pulse release of the surge absorption element starts to set frost pressure in various ways, 4 can record the surge mildew flow from very small to large current range.%値 突波 absorbing element #, the "wave can be distributed, here a number of surge absorbing elements &lt; compared with the counter of the conventional single-valued surge absorbing element. The following will explain the embodiments of the present invention. The above-mentioned embodiment is only an example. The present invention is not limited to this embodiment. As shown in a single figure, the gap type discharge tubes ai to 3 ^ are used.% G The Ministry of Economy Central Standards Bureau B Industrial Consumer Cooperation India ^ gap type glass sealed discharge tube, non-linear resistor b, to [), you use ZnO varistor, and the light receiving element d * to (13 pseudo using CdSi light receiving element d, fda) To the discharge tube a, * to a3i In this example, the DC current discharge starting voltage of the k discharge tube is as follows: at is • is 500V is 700 V. The variable nozzle pressure is as follows: h is 22 (^, _ And 1) »and b3 are both 270Vjj results, when measuring the surge absorption element h, Ce | i | C3 urea flush discharge began mildew, the average value is # Lu ·% -ΙΟ-81.9,2〇, 〇〇 〇This paper size Jl is applicable to China National Standard (CNS) Grade 4 (210 X 297 mm) 199944 V. Description of invention (9) is V * = 7 ο ο V, * V · = 9 Ο Ο V * and V 3 = 11 Ο Ο V.% Therefore, when the surge of 700V or more is applied to the line A and the factory, the surge Absorption element C, the occurrence of reaction should be 4, and the discharge tube a * emits discharge light and the light receiving element d, so the light is released and the detection signal is sent "and the counter Xiaolu βι then operates P when flowing through the line A and When the current of A 'reaches 1000A, the 4 element C, the terminal ® exceeds 900V. Therefore, the element c, and c · W should occur, and similarly, the counter will operate with 8 ·. When the current increases by 25 ° QA, the component C * ..... Z ...... E exceeds 1100V, and the components Ci, c8 and (: 3 occur »respond, and the counter Electric secret correction and miscellaneous happily static. Bujin lion Μ Η &lt; Μ ·! ΗΛ! · Ν * '♦ ·, j, .., m,:, | r 他-『τίΜ ㈣' &quot; I 丨 聊 柳 龄fi: Chi. ", •, feeding feet ... Si. The results of the round W circuit are shown in Table 2. From Table 2, the situation of operating the counter circuit is not · # 十 , 霉 II! W1 · 竹 U1 1 ^.« η «· &gt; However, the number of Αmonk empty waves and the frequency distribution of the surge current are all 1 to be recorded. Table (please read the note on the back of the book to write this page) The Central Standards Bureau of the Ministry of Economy S Industrial and consumer cooperation Du Yin ¾ Surge m stream (a) 0 &lt; i &lt; 1000 1000 &lt; K 2500 2 5 0 〇 &lt; i Counters to be operated "While the above has described the preferred embodiment of the present invention , But various changes and modifications can be made without departing from the scope of the present invention. -11 This paper is also applicable to China National Standard (CNS) Grade 4 (210 X 297 mm) 81.9.20,000

Claims (1)

經濟部中央標苹局B工消费合作杜印¾ 199944 六、申請專利範圍 1. 一種突波計數器,包含·. 多數锢突波吸收元件(Ci, C», C3),分別各有不同的 丨 脈衝放電開始V·, V3),而且相互並聯遽接於突 波入侵線路(A, A’),各該突波吸收元件(C,, C·,C3)含 V‘: 鵠 有串聯連接之間隙型放電管Uu as, a3)與非線性霣阻 Γ &quot; 器(叭,Lba,b,); 同樣多數個光線接收元件(扎,de, d3),分別與各該 * . 放霣管(at, a«, a3)呈光線接收關像,以偵測由各該放霄 梦 · 管放射出之光線;以及 多數掴計數5霣路(β^, β·,β3),分別對應於各該光 4 線接收元件,以計數由該光線接收元件(d,, d«, d3)所偵 % 測到之信號。 牌 2. 如申謫專利範圍第1項所述之突波計數器,其中 ,間隙型放電管係氣隙型放電管、充氣放m管或微隙型玻 璃密封放電管》 3. 如申請專利範圍第1項所述之突波計數器,其中 ,非線性電阻器係氣化鋅變咀體。 Φ 4. 如申_專利範圃第1項所述之突波計數器,其中 ,該非線性電阻器係碩化矽變阻體。 5. 如申誚專利範圍第1項之突波計數器,其中,光 -1 2- 本纸適用中家丨(CNS)甲4峴格(210 X 207公兌) -裝------訂------i (請先閲讀背面之it*.事項再填寫本71) 經濟部中央標箏局3工消疗合作杜印製 ^9994^ B7 C7 _1)7_ 六、申請專利範園 線接收元件係含有多晶體為主要成分之光導霣性元件,該 多晶體為CdS , CdSe或PbS。f 6. —種突波計數器,包含 至少兩傾突波吸收設備(c,, cs.....c„),t分別各有 同的脈衝放霣開始電懕(V*, V·......Vn),連接於突波入 ^ t 侵線路而且彼此相互並聯; « 各該突波吸收設備(ct, C».....cn)含有彼此相互串 聯連接之間隙型放霉管設備與非線性電阻器設備(bi, b, ί f ..••bn); 光線接收設備(dU, d......d„),,安排於光線接收發 射路徑中_以接收由該放電管設備發射出之光線而偵測光 線信號;以及Λ * n 計數器霄路設備(Β* , β»——βη&gt;,分別對軀於各該光 線接收設備1以計數由各該光線接收設備所偵測到之光線 倍號,,且其中,突波吸收設備之脈衝放m開始電κ被理择 0 以滿足.....Vn關僳t 7. 如申請専利範圍第6項所述之突波計數器,其中 ,間隙型放電管設備傜氣陳型放笛管、充氣放霣管或撖隙 型玻璃密封放電管《 8. 如申誚專利範圍第6項所述之突波計數器,其中 ,非線性電阻器設備傜《化鋅變阻體。 -13- (請先閲讀背面之注意事項再塡寫本頁) 本紙张尺度適用中a國家標準(CNS)甲4规格(210 X 297公釐) Λ7 B7 C7 1)7 199944 六、申請專利範圍 9. 如申誚專利範圍第6項所述之突波計數器|其中 ,該非線性電阻器設備係碩化矽變阻體。_ 10. 如申請專利範圍第7項所述之突波計數器#,其 中,%光線接收設備係含有多晶體為主要成分之光導®性元 件,該多晶體為CdS,CdSe或PbS。 A # ---------------- 裝 (請先閱讀背面之注意事項再塡寫本頁) 經濟部中央標苹局Π工消费合作社印製 -14- 本紙張尺度適用中國國家標準(CNS)甲4規格(210 X 297公;^ )The Ministry of Economic Affairs, Central Standardization Bureau, B Industry and Consumer Cooperation Du Yin ¾ 199944 VI. Patent application scope 1. A surge counter, including most of the surge absorbers (Ci, C », C3), which are different 丨The pulse discharge starts V ·, V3), and is connected in parallel to the surge intrusion line (A, A '), each of the surge absorption elements (C ,, C ·, C3) contains V': there is a series connection Gap-type discharge tube Uu as, a3) and non-linear resistance Γ &quot; device (Bai, Lba, b,); the same many light-receiving elements (tie, de, d3), respectively with each *. (At, a «, a3) presents a light-receiving image to detect the light radiated by each dream and tube; and most slap counts are 5 霣 路 (β ^, β ·, β3), corresponding to For each light 4-wire receiving element, count the signals detected by the light receiving element (d ,, d «, d3). Brand 2. Surge counter as described in item 1 of the patent scope of the application, in which the gap type discharge tube is an air gap type discharge tube, an air discharge m tube or a micro gap type glass sealed discharge tube "3. If the patent scope is applied for The surge counter according to item 1, wherein the nonlinear resistor is a vaporized zinc body. Φ 4. The surge counter described in item 1 of Shen_Patent Fanpu, where the non-linear resistor is a master silicon varistor. 5. For example, the surge counter of item 1 of the patent application scope, in which the light-1 2-this paper is suitable for Zhongjia 丨 (CNS) Jia 4 Dange (210 X 207 public exchange)-installed ------ Order ------ i (please read the it * on the back first. Please fill in this matter 71) The Central Standards Bureau of the Ministry of Economic Affairs, 3 industrial and thermal treatment cooperation du printing ^ 9994 ^ B7 C7 _1) 7_ Six, apply for a patent model The circular receiving element is a light-conducting element containing polycrystalline as the main component. The polycrystalline is CdS, CdSe or PbS. f 6.-A kind of surge counter, including at least two tilt surge absorption devices (c ,, cs ..... c „), t respectively have the same pulse discharge and start electrical charge (V *, V ·. ..... Vn), connected to the surge intrusion line and parallel with each other; «Each of the surge absorption equipment (ct, C» ..... cn) contains gap-type amplifiers connected in series with each other Mold tube equipment and nonlinear resistor equipment (bi, b, ί f .. •• bn); light receiving equipment (dU, d ...... d „), arranged in the light receiving and transmitting path_ Receive the light emitted by the discharge tube device to detect the light signal; and Λ * n counter Xiaolu device (B *, β »—— βη>, respectively for each light receiving device 1 to count each The multiple of the light detected by the light receiving device, and among them, the pulse of the surge absorption device starts to be charged and the k is selected to satisfy 0 .. Vn Guanxi 7. If you apply for the sixth scope The surge counter described in item 1, wherein the gap type discharge tube device is a gas-flare discharge tube, an inflatable discharge tube or a gap-type glass sealed discharge tube. 8. As mentioned in item 6 of the patent application Wave count Among them, the non-linear resistor device 儜 "Zinc varistor. -13- (Please read the precautions on the back before writing this page) This paper scale is applicable to the National Standard (CNS) A 4 specifications (210 X 297mm) Λ7 B7 C7 1) 7 199944 VI. Patent application scope 9. Surge counter as described in item 6 of the patent application scope | Wherein, the non-linear resistor device is a master silicon varistor. _ 10. Surge counter # as described in item 7 of the patent application, wherein the% light receiving device contains a light guide ® element with a polycrystal as the main component, the polycrystal being CdS, CdSe or PbS. A # ---------------- Installed (please read the precautions on the back before writing this page) Printed by the Central Standardization Bureau of the Ministry of Economics and Industry Consumer Cooperatives-14- This paper The scale is applicable to China National Standard (CNS) A 4 specifications (210 X 297 g; ^)
TW081107833A 1991-09-27 1992-10-02 TW199944B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3277002A JPH0589938A (en) 1991-09-27 1991-09-27 Surge counter

Publications (1)

Publication Number Publication Date
TW199944B true TW199944B (en) 1993-02-11

Family

ID=17577396

Family Applications (1)

Application Number Title Priority Date Filing Date
TW081107833A TW199944B (en) 1991-09-27 1992-10-02

Country Status (6)

Country Link
JP (1) JPH0589938A (en)
KR (1) KR960016776B1 (en)
CA (1) CA2079115A1 (en)
DE (1) DE4232208C2 (en)
GB (1) GB9219739D0 (en)
TW (1) TW199944B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100332341B1 (en) * 1999-03-12 2002-04-12 한영수 Arrester for protecting a power source

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5520354A (en) * 1978-07-29 1980-02-13 Takeshi Inoue Storing of ice lump on water
JPS59211984A (en) * 1983-05-16 1984-11-30 三菱マテリアル株式会社 Surge counter
JPS609081A (en) * 1983-06-27 1985-01-18 株式会社東芝 Discharge counter of arrester
JPS6158186A (en) * 1984-08-30 1986-03-25 三菱鉱業セメント株式会社 High voltage arrester
JPS61117484A (en) * 1984-11-14 1986-06-04 株式会社日立製作所 In-pile structure
JPS6234071A (en) * 1985-08-07 1987-02-14 Toshiba Corp Discharge recorder
JPS6234072A (en) * 1985-08-07 1987-02-14 Toshiba Corp Counting register with discharge current measuring function
JPS62193075A (en) * 1986-02-20 1987-08-24 株式会社東芝 Arrestor operation counter

Also Published As

Publication number Publication date
KR960016776B1 (en) 1996-12-20
DE4232208A1 (en) 1993-04-08
KR930007021A (en) 1993-04-22
DE4232208C2 (en) 1997-01-23
JPH0589938A (en) 1993-04-09
CA2079115A1 (en) 1993-03-28
GB9219739D0 (en) 1992-10-28

Similar Documents

Publication Publication Date Title
US20030201778A1 (en) Electrostatic discharges and transient signals monitoring system and method
Bouchard MTR2: a discriminator and dead-time module used in counting systems
AU2005275276A1 (en) Traveling wave based relay protection
CN206300990U (en) Surge current detection device
ITMI20131862A1 (en) DEVICE AND METHOD FOR THE REVELATION OF NEUTRONS AND GAMMA RAYS
TW199944B (en)
CN108646284A (en) A kind of gamma spectrum combined detection system and gamma spectrum measurement method
CN205374572U (en) Capacitive equipment earth current sampling device
TW199240B (en)
JPS63236988A (en) Choke detecting circuit for radiation measuring instrument using semiconductor detector
US4206413A (en) Dynamic threshold transient impulse energy indicator
CN206095416U (en) Multichannel hydrophone sensitivity detection device
JPH04308678A (en) Protector against thunder surge
CN204377325U (en) Interference prevention device and system thereof
JP2703383B2 (en) Pulse waveform discriminator
CN206575160U (en) A kind of medicine equipment power supply filter circuit
US20230178978A1 (en) Surge protection devices with surge level discrimination and methods of operating the same
O'Brien et al. Statistics for Neuclear Medicine Part 3: A. Comparing Two Proportions (The Relative Deviate Test and Chi-Square Equivalent) B. Counting Data
US2701312A (en) Gamma ray measurement
Kalab New quenching circuit of high quenching power and high sensitivity
CN210053209U (en) Ethernet interface surge protection circuit
CN217521266U (en) Voltage transmitter applied to strong electromagnetic interference environment
JPS59211984A (en) Surge counter
JP3460199B2 (en) DC high voltage supply system such as radiation sensor
CN107526094A (en) A kind of modified scintillator detector signal processing circuit