瓦倫尼安教學(xué)設(shè)備PT800機(jī)械教學(xué)仿真系統(tǒng)由平臺(tái)硬件和狀態(tài)監(jiān)測(cè)與測(cè)量教學(xué)系統(tǒng)軟件組成，可廣泛應(yīng)用于各大學(xué)的研究、預(yù)測(cè)性維護(hù)、轉(zhuǎn)子動(dòng)力學(xué)、旋轉(zhuǎn)機(jī)械故障診斷、設(shè)備狀態(tài)監(jiān)測(cè)等科研、教學(xué)和實(shí)踐培訓(xùn)操作。模塊化結(jié)構(gòu)允許一臺(tái)機(jī)器適應(yīng)特定要求。全面的配件使得有必要反復(fù)模擬各種類型的破壞性故障。PT800機(jī)械仿真系統(tǒng)實(shí)驗(yàn)平臺(tái)配備了計(jì)算機(jī)狀態(tài)監(jiān)測(cè)和故障診斷軟件，用于測(cè)量和評(píng)估機(jī)械試驗(yàn)臺(tái)。

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(yù)測(cè)機(jī)理研究模擬實(shí)驗(yàn)臺(tái)

主要由以下模塊組成：通用實(shí)驗(yàn)裝置移動(dòng)基礎(chǔ)平臺(tái)、旋轉(zhuǎn)軸裂紋故障仿真試驗(yàn)?zāi)K、傳動(dòng)帶系統(tǒng)仿真試驗(yàn)?zāi)K，抽水蓄能仿真試驗(yàn)?zāi)K；運(yùn)行變量控制監(jiān)測(cè)模塊、臨界轉(zhuǎn)速仿真試驗(yàn)?zāi)K。

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(xué)習(xí)柔性轉(zhuǎn)子“臨界速度”和“共振”的軸振動(dòng)模型。

•了解裂紋引起的特征振動(dòng)特性（固有頻率、共振速度、振幅和相位）的變化，從振動(dòng)頻譜變化中識(shí)別裂紋，并檢測(cè)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(duì)聯(lián)軸器振動(dòng)特性的影響

•了解皮帶張力對(duì)皮帶傳動(dòng)設(shè)備振動(dòng)行為的影響，速度對(duì)振動(dòng)行為的作用，以及皮帶輪不正確和偏心操作的影響。

•學(xué)習(xí)往復(fù)式轉(zhuǎn)子系統(tǒng)的振動(dòng)特性識(shí)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(duì)振動(dòng)譜的影響。

•進(jìn)行風(fēng)速和流體動(dòng)力學(xué)測(cè)試，以了解風(fēng)扇頻率和不同葉輪振動(dòng)頻率的提取。

•了解缺相驅(qū)動(dòng)電機(jī)振動(dòng)頻譜特征的識(shí)別。

•了解負(fù)載系統(tǒng)對(duì)齒輪和軸承測(cè)試項(xiàng)目的振動(dòng)影響。