meteorological station
TRANSCRIPT
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Meteorological station
Section MPI of class 2nde11 of Lycée Charlie Chaplin
Décines
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Meteorological station
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Meteorological station’s alimentation
Battery
Solar panel
Acquisition card
solar regulator
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Pressure pick-up PX 4115 AP
Pressure pick-up MPX 4115 AP Assembly of the calibration
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Pressure pick-upMPX 4115 AP
Characteristic of calibration: P=277*Vs+160 (hPa)
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The photodiode or the sensor of luminosity: A photodiode makes to measure the luminous intensity. Its
measurement is expressed in lux.
G= 6v
R=1kΩ
+
Sensor of light
-
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Luminosity according to the tension:
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The sensor of moisture
On the left we have the sensor which is welded onto the plate, then on the right is located the diagram of the assembly. We placed two resistances so that the tension which arrives at the Mermoz chart is of 3.3V maximum.
- Sensor HIH-4000-001
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Curve of moisture according to the tension
Equation of the line: H = 38.8vs – 26
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The psychrometric assembly used for the calibration of the sensor
thermometer
ventilator
beakerSensor ofmoisture
Heatballoon
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The Wind vaneIt is used to give the direction of the wind which is
the source from which the wind comes.
TLV 2460
Potentiometer360°
Modulate direction of the wind
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Study of the sensor:
Rotary potentiometer 360° without thrust
Courbe d’étalonnage du potentiomètre de la tension
en fonction des angles
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The temperature
Assembly carried out
Double potentiometer Pt 1000 (temperature sensor)
TLV 2460
Simple potentiometer
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The temperature sensor
the sensor Pt1000
The diagram of the assembly carried out of the sensor
The temperature sensor (PT 1000)
Adjustment of the 0V for -20°C
Adjustment of the 3.3V for + 40°C
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Temperature curve according to the tensionEquation of line: T = 18.2 Vs -20
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The anemometer and its contents
cupola
Magnet connected to the cupolas
of the anemometer
I.L.S (bladesswitch
flexible)
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The anemometer and its converter frequency/tension
The anemometer
The converter frequency/tension
Interface between converter F/V and anemometer
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Modulate of speedy measurement of the wind
Courbe d’étalonnage de la vitesse en fonction de la tension
f = 29,3 vs
Vit = 31 vs
Speed = Frequency
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Thanks- Le lycée Charlie Chaplin and in particular Mr Trioulaire, Mr Gaudan,
Mr Cabeza, et Mme Beneton.- Le CCSTI du Rhône- Météo France- Le rectorat de Lyon- Planète Sciences du Rhône- La région Rhône-Alpes
- Our teacher MPI, Mr Jeanneaux
- Mr Guy Blanchet (climatologist)- M.Maillard Teacher of mécanics (Manufacturing of the weather vane )