1.受損原因
(1)累積的熱能超過陽極所能承受之熱容量(heat capacity exceeded) à造成陽極靶熔毁
(2)熱衝擊(Thermal Shock),由於瞬間高電流打在冷的陽極靶上à導致陽極產生裂痕。
2.保護陽極的措拖:
(1)事先熱機(tube warm-up)。
(2)已冷卻的陽極(cold anode)應儘量避免高電流操作,以免受熱衝擊而產生裂痕。
(3)一段時間未使用X光管(tube cold),操作前需先熱機。
資料來源:sukupova
參見:
X光管構造(X-ray tube components)
X光管外罩(X-ray tube housing)
玻璃封閉體(glass enclosure)
X光生成(X-ray production)
X光射線管原理(theory of X-ray tube)
X光射線管陰極(cathode of X-ray tube)
X光射線管陽極(anode of X-ray tube)
X光射線管陽極靶損害與維護(Damage and protection of X-ray tube anode)
影響陽極靶壽命的因素(Factors that affect the life of the anode target)
X光射線管拍攝種類(radio-graphic type of X-ray tube)
X光臨界能量(Treshold Energy of X-ray)
腳跟效應(Heel Effect)
X光射線管其他損害(other damage of X-ray tube)
柵極(grid)
線聚焦原理(Line Focus Principle)
血管照影額定表(Angiographic rating chart)
X光狀態
高壓電弧(high voltage arcs)
尖峰千伏電位( Kilovolts Peaks, KVp)
千電子伏特(CKilo-eletron Volt, keV)
束縛能(Binding Energy)
資料來源:sukupova
參見:
X光管構造(X-ray tube components)
X光管外罩(X-ray tube housing)
玻璃封閉體(glass enclosure)
X光生成(X-ray production)
X光射線管原理(theory of X-ray tube)
X光射線管陰極(cathode of X-ray tube)
X光射線管陽極(anode of X-ray tube)
X光射線管陽極靶損害與維護(Damage and protection of X-ray tube anode)
影響陽極靶壽命的因素(Factors that affect the life of the anode target)
X光射線管拍攝種類(radio-graphic type of X-ray tube)
X光臨界能量(Treshold Energy of X-ray)
腳跟效應(Heel Effect)
X光射線管其他損害(other damage of X-ray tube)
柵極(grid)
線聚焦原理(Line Focus Principle)
血管照影額定表(Angiographic rating chart)
X光狀態
高壓電弧(high voltage arcs)
尖峰千伏電位( Kilovolts Peaks, KVp)
千電子伏特(CKilo-eletron Volt, keV)
束縛能(Binding Energy)
標籤:
物理(Physics),
X光(X-ray)
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