瓦倫尼安教學設備PT800機械教學仿真系統(tǒng)由平臺硬件和狀態(tài)監(jiān)測與測量教學系統(tǒng)軟件組成，可廣泛應用于各大學的研究、預測性維護、轉(zhuǎn)子動力學、旋轉(zhuǎn)機械故障診斷、設備狀態(tài)監(jiān)測等科研、教學和實踐培訓操作。模塊化結(jié)構(gòu)允許一臺機器適應特定要求。全面的配件使得有必要反復模擬各種類型的破壞性故障。PT800機械仿真系統(tǒng)實驗平臺配備了計算機狀態(tài)監(jiān)測和故障診斷軟件，用于測量和評估機械試驗臺。

VALENIAN The PT800 Mechanical Teaching Simulator System consists of platform hardware and condition monitoring and measurement teaching system software, which can be widely used in various universities for research, predictive maintenance, rotor dynamics, rotating machinery fault diagnosis, equipment condition monitoring, and other scientific research, teaching, and practical training operations. The modular structure allows one machine to adapt to specific requirements. Comprehensive accessories make it necessary to repeatedly simulate various types of destructive faults. The PT800 mechanical simulation system experimental platform is equipped with computer state monitoring and fault diagnosis software for measuring and evaluating mechanical test benches.

2.Configuration

軸承壽命預測機理研究模擬實驗臺

主要由以下模塊組成：通用實驗裝置移動基礎平臺、旋轉(zhuǎn)軸裂紋故障仿真試驗模塊、傳動帶系統(tǒng)仿真試驗模塊，抽水蓄能仿真試驗模塊；運行變量控制監(jiān)測模塊、臨界轉(zhuǎn)速仿真試驗模塊。

The PT800 mechanical teaching simulation system test bench is mainly composed of the following modules: universal experimental device mobile foundation platform, rotating shaft crack fault simulation test module, transmission belt system simulation test module, pumped storage simulation test module, operating variable control monitoring module, critical speed simulation test module, coupling fault simulation test module, reciprocating single stroke rotor simulation test module, wind speed fluid dynamics simulation test module, driver defect simulation test module, system rotation torque loading simulation module, faulty bearings, spur gear box, frequency converter, vibration data collector, and upper computer data analysis software.

3.Uses of simulator

•Learn the shaft vibration model of the “critical velocity" and “resonance" of flexible rotors.

•Learn the changes in characteristic vibration characteristics (natural frequency, resonance velocity, vibration amplitude, and phase) caused by cracks, identify cracks from the vibration spectrum changes, and detect cracks in the protruding shaft end of the rotating shaft.

•Coupling kits are used to simulate various coupling failures and study their effects on the vibration characteristics of couplings

•Learn the influence of belt tension on the vibration behavior of belt driven equipment, the influence of speed on vibration behavior, and the impact of incorrect and eccentric operation of belt pulleys.

•Learn vibration characteristic recognition of reciprocating rotor systems, as well as the effects of bearing clearance and impact.

•Study the cavitation phenomenon of pumped storage pump stations and its impact on vibration spectra.

•Conduct wind speed and fluid dynamics tests to understand the extraction of fan frequency and different impeller vibration frequencies.

•Understand the identification of vibration spectrum characteristics of phase deficient drive motors.

•Understand the vibration impact of the load system on gear and bearing test items.

•學習柔性轉(zhuǎn)子“臨界速度"和“共振"的軸振動模型。

•了解裂紋引起的特征振動特性（固有頻率、共振速度、振幅和相位）的變化，從振動頻譜變化中識別裂紋，并檢測旋轉(zhuǎn)軸突出軸端的裂紋。

•聯(lián)軸器套件用于模擬各種聯(lián)軸器故障，并研究其對聯(lián)軸器振動特性的影響

•了解皮帶張力對皮帶傳動設備振動行為的影響，速度對振動行為的作用，以及皮帶輪不正確和偏心操作的影響。

•學習往復式轉(zhuǎn)子系統(tǒng)的振動特性識別，以及軸承間隙和沖擊的影響。

•研究抽水蓄能泵站的空化現(xiàn)象及其對振動譜的影響。

•進行風速和流體動力學測試，以了解風扇頻率和不同葉輪振動頻率的提取。

•了解缺相驅(qū)動電機振動頻譜特征的識別。

•了解負載系統(tǒng)對齒輪和軸承測試項目的振動影響。