調頻激勵器 的英文怎麼說
中文拼音 [diàobīnjīlìqì]
調頻激勵器
英文
fm exciter- 調 : Ⅰ動詞1 (配合得均勻合適) harmonize; suit well; fit in perfectly 2 (使配合得均勻合適) mix; adju...
- 頻 : Ⅰ形容詞(次數多) frequent Ⅱ副詞(屢次) frequently; repeatedly Ⅲ名詞1 [物理學] (物體每秒鐘振動...
- 激 : Ⅰ動詞1 (水因受到阻礙或震蕩而向上涌) swash; surge; dash 2 (冷水突然刺激身體使得病) fall ill fr...
- 勵 : Ⅰ動 (勸勉) encourage; exert oneself Ⅱ名詞(姓氏) a surname
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 調頻 : frequency modulation (fm); frequency adjustment調頻磁帶錄音機 f m magnetic tape recorder; 調頻...
- 激勵 : 1 (激發鼓勵) encourage; impel; urge; inspire; excite; stimulate; put one on one s mettle 2 [電...
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The rf discharge excited waveguide co2 laser has been the suitable light source of lidar, because of its low volume, high efficiency and the particular wavelength
由於射頻激勵波導co _ 2激光器體積小、效率高、調諧范圍寬、波長正處于大氣透射窗口等獨特優勢,它已成為激光雷達等應用的理想光源。The stiffness of ems is controllable, and taking it as the kernel, an emdva which natural frequency can adjust according to the frequency of the excitation force is designed. the emdva can adjust its natural frequency to keep up with the frequency of the excitation force acted on the main mass, reach in the almost perfect status of dynamic harmonization absorption and obtain satisfactory absorption effect
該電磁彈簧的剛度值是可控的,以此電磁彈簧為核心,設計了一種固有頻率可實時調整的電磁式動力吸振器,該動力吸振器能夠調節其固有頻率與作用在主質量上的激勵力的頻率保持一致,從而達到接近理想的動力調諧吸振狀態,獲得滿意的吸振效果。Abstract : since piezoelectric resonant filter can not effectively prohibit higher - frequency harmonic, the mechanism of this problem has been discussed by means of a specific example which shows that there exists lots of undesirable resonant frequencies of piezoelectric that would let pass undesirable signals. to solve this problem , an ameliorated electrostatic mechanical resonant filter is proposed and a specific case is demonstrated. the example of electrostatic resonant micro - bridge asserts that by adjusting the gap of exciting capacitance the higher - frequency vibrating model of micro - bridge cannot be excited based on orthogonal character of intrinsic vibrating shape of micro - bridge, so that this kind of resonant filter can effectively filter out undesirable higher - frequency harmonic
文摘:提出壓電諧振濾波器不能很好地濾除高頻諧波的問題,結合一個具體例子理論推導了壓電諧振濾波器存在許多干擾諧振頻率,從而不能有效濾除一些特定頻率的干擾信號.為了解決這個問題,提出一種改進型的靜電激勵諧振濾波器.為了說明其可行性,具體分析了改進型雙端固支微梁靜電激勵諧振濾波器,理論推導證實基於雙端固支微梁的各階振型正交的原理,通過適當調整激振電容的間距,雙端固支微梁的高階振動模態受到很好的抑制,因此這種諧振濾波器可以有效阻止濾波器中心頻率的高頻諧波的通過Since piezoelectric resonant filter can not effectively prohibit higher - frequency harmonic, the mechanism of this problem has been discussed by means of a specific example which shows that there exists lots of undesirable resonant frequencies of piezoelectric that would let pass undesirable signals. to solve this problem , an ameliorated electrostatic mechanical resonant filter is proposed and a specific case is demonstrated. the example of electrostatic resonant micro - bridge asserts that by adjusting the gap of exciting capacitance the higher - frequency vibrating model of micro - bridge cannot be excited based on orthogonal character of intrinsic vibrating shape of micro - bridge, so that this kind of resonant filter can effectively filter out undesirable higher - frequency harmonic
提出壓電諧振濾波器不能很好地濾除高頻諧波的問題,結合一個具體例子理論推導了壓電諧振濾波器存在許多干擾諧振頻率,從而不能有效濾除一些特定頻率的干擾信號.為了解決這個問題,提出一種改進型的靜電激勵諧振濾波器.為了說明其可行性,具體分析了改進型雙端固支微梁靜電激勵諧振濾波器,理論推導證實基於雙端固支微梁的各階振型正交的原理,通過適當調整激振電容的間距,雙端固支微梁的高階振動模態受到很好的抑制,因此這種諧振濾波器可以有效阻止濾波器中心頻率的高頻諧波的通過Numerical results show that if appropriate delay times of sources are exerted on elements of phased array, direction of acoustic beam radiated from the phased array can be steered so that the refracted compressional wave and the refracted shear wave can be excited effectively
結果表明,只要在相控線陣的各陣元之間施加合適延遲時間的激勵信號,就可以調整輻射器的輻射聲束的方向,以有利於激發滑行縱波和滑行橫波;只要採用相對較低的頻率或使用加權相控線陣,就可以增大相控線陣的輻射主瓣角寬,以利於在任意地層有效激勵滑行縱波。分享友人