Demonstrative experiment device for simulating remote power transmission
A long-distance, experimental technology, applied to instruments, teaching models, educational tools, etc., can solve problems such as teachers' teaching difficulties, and achieve the effect of convenient operation and simple materials
Inactive Publication Date: 2014-09-24
罗春春
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Problems solved by technology
[0002] The content of long-distance power transmission is involved in the high school physics elective 3-2 textbook. Due to the lack of relevant supporting teaching aids, teachers mainly rely on formulas for theoretical explanations when teaching, which causes some difficulties in teaching
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Embodiment Construction
[0008] Specific embodiments are given below in conjunction with the accompanying drawings to further illustrate how the present invention is realized.
[0009] Such as figure 1 As shown, the simulated long-distance power transmission demonstration experimenter consists of terminal 1, step-up transformer T 1 , step-down transformer T 2 , AC ammeter A 2 、A 2 , AC voltmeter V 1 , V 2 , four resistors R with the same resistance value as the analog transmission line 1 , R 2 , R 3 , R 4 , small bulb L 1 , L 2 , and 2 sets of lamp holders are jointly formed, and they are connected and fixed on the base plate with wires. Terminal 1 is set for connecting to low-voltage AC power in the experiment.
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A demonstrative experiment device for simulating remote power transmission is jointly composed of a binding post 1, a step-up transformer T1, a step-down transformer T2, AC ampere meters A1 and A2, AC voltmeters V1 and V2, four resistors R1, R2, R3 and R4 with the same resistance value, small bulbs L1 and L2 and two lamp bases. The demonstrative experiment device is characterized in that the binding post 1, the step-up transformer T1, the step-down transformer T2, the AC ampere meters A1 and A2, the four resistors R1, R2, R3 and R4 with the same resistance value, the small bulbs L1 and L2 and the two lamp bases are fixed to the same bottom plate respectively. By means of the demonstrative experiment device, the purpose of simulating remote power transmission with a teaching aid is achieved, materials are simple, operation is convenient, display numbers of the voltmeters and the ampere meters can be read, the relation between voltage loss, an input voltage and an output voltage in the remote power transmission process and the relation between the current and the transmitted voltage in a circuit can be described, and a quantitative ratio and comparability are achieved.
Description
technical field [0001] The invention relates to a remote power transmission simulator. Background technique [0002] The content of long-distance power transmission is involved in the high school physics elective 3-2 textbook. Due to the lack of relevant supporting teaching aids, teachers mainly rely on formulas for theoretical explanations when teaching, resulting in certain difficulties for teachers in teaching. Contents of the invention [0003] The object of the present invention is to provide a long-distance power transmission simulator capable of solving the above-mentioned problems and intuitive teaching. [0004] To achieve the above object, the solution of the present invention is: the terminal 1, the step-up transformer T 1 , step-down transformer T 2 , AC ammeter A 2 、A 2 , AC voltmeter V 1 , V 2 , four resistors R with the same resistance value as the analog transmission line 1 , R 2 , R 3 , R 4 , small bulb L 1 , L 2 And 2 sets of lamp holders, con...
Claims
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IPC IPC(8): G09B23/18
Inventor 不公告发明人
Owner 罗春春
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