Jet Stream 500
Instruction Manual
Interactive Instruments, Inc.
704 Corporations Park
Scotia, N.Y. 12302
Страница 1: ...Jet Stream 500 Instruction Manual Interactive Instruments Inc 704 Corporations Park Scotia N Y 12302 ...
Страница 2: ...inst the law to copy the software on any medium except as specifically allowed in the license or non disclosure agreement No part of this manual may be reproduced or transmitted in any form or by any means electronic or mechanical including photocopying and recording for any purpose without the express written permission of Interactive Instruments Inc 2014 2018 Interactive Instruments Inc All righ...
Страница 3: ...eady to activate the wind tunnel 9 Adjusting the wind speed 10 Options Menu 10 Select Units 10 Max Speed 11 Display Size 11 Drag Coefficient 11 Air Density V6 00 or newer 12 Viewing the results 13 Analyzing the test results 14 Adjusting the Angle of Attack 14 Stopping a test 14 Error Conditions 15 Windows Control Program 16 Jet Stream 500 Specification 17 Troubleshooting 18 Limited Warranty 19 ...
Страница 4: ... to inspect the Jet Stream 500 to insure it is in proper working order and that none of the built in safety features are bypassed before and during operation Be sure that the pitot tube is not bent or plugged before operating the Jet Stream 500 If the pitot tube becomes blocked or damaged the wind speed will not be under the proper control of the tunnel controller and the wind speed may increase u...
Страница 5: ...uld be no papers or shipping material in the test area or around the Jet Stream 500 during operation Level the wind tunnel using the 5 adjustable feet to eliminate measurement errors If the tunnel is operated on an uneven surface the lift and drag forces may be inaccurate If the tunnel is not stable during operation vibrations may also affect the results To level the Jet Stream 500 properly start ...
Страница 6: ...er hour The controller can be configured to display the data in metric units kilograms kilometers per hour See Menu for Select Units option Be sure that everyone in the immediate area is wearing proper ear protection as the Jet Stream 500 can produce noise levels in excess of 100 db Continued use without proper ear protection can cause hearing loss If everything is OK press the up arrow or enter a...
Страница 7: ...d on the test model so forces can be displayed in real time on the display panel Precision strain gages mounted under the test bed accurately measure the forces on the model without having to attach them directly to the model This allows for easy mounting and unmounting of the test model The lift over drag L D ratio is also computed and displayed on the display panel to demonstrate airfoil design ...
Страница 8: ... sectional drag at various wind velocities With the drag force measured to 0 001 lbs small design changes can be studied Self Contained The tunnel also performs an automatic self test every time the unit is powered up If an error is detected within the wind tunnel the display informs the operator of the error condition and disables operation The test also detects calibration and functional problem...
Страница 9: ...ng a test Verify that the wind tunnel is properly setup see Installation and Setup procedure Be sure the test model is firmly attached to the test arm Check to see that the test bed is inserted and locked into the test area Set the desired angle of attack by adjusting the knob under the test bed Make sure that everyone in the room is using proper ear protection Turn on the wind tunnel s main power...
Страница 10: ...menu options can be selected by entering a number on the keypad or by using the up down arrows followed by The main menu items enable the operator to select the display units establish the maximum allowed wind speed change the LCD character size program a cross sectional area for Cd calculations or display the software rev Pressing the menu key a second time will cancel the menu Select Units Press...
Страница 11: ...ed above a previously set value When the controller is powered up it is automatically configured for a maximum allowed speed of 80 MPH Display Size Select between large and small letter display The small letters display more information but the large letters can be useful for demonstrating results before a large group Display Size 1 Small Letters 2 Large Letters Drag Coefficient You can enter the ...
Страница 12: ...lts are displayed in kg m3 Air Density Menu 1 Altitude 2 Temperature 3 Baro Pressure 4 Rel Humidity 5 Results You can enter your current elevation temperature barometric pressure and or humidity to compensate operating the wind tunnel in nonstandard conditions As the air density increases or decreases the wind tunnel fan speed will also adjust to compensate for air density You can easily demonstra...
Страница 13: ...s infinite so the display prompts with the value If the cross sectional area of an object is entered the LCD will also prompt with the cross sectional drag coefficient Cd as well Speed 0 0 MPH Lift 0 0000 lb Drag 0 0000 lb L D IMPORTANT If the test model should become loose or disconnect from the test bed during a test quickly decrease the wind speed to 0 to shutdown the tunnel by pressing the key...
Страница 14: ...very poor in a glider design The larger the L D ratio the longer a glider can stay up Varying the angle of attack or placing the wing into a stall condition will vary the L D for a wing The L D ratio can be positive or negative depending on the direction of lift If the lift force is in the positive direction upward the L D ratio is positive but if the lift is negative downward the L D ratio will a...
Страница 15: ...le are properly plugged into the rear if the control panel Check for these possible problems before calling Interactive Instruments Cable Disconnected If the tunnel s data 9 pin cable becomes disconnected from the control panel this message will be displayed until the cable is reconnected between the control panel and the test bed Be sure to only use the DB9 cable supplied by Interactive Instrumen...
Страница 16: ...asily be displayed graphically to show the relative performance of aircraft wings and automobiles at various wind speeds The graphical and tabular data can then be printed or stored to disk for further comparison Windows Control Program Screen Figure 1 CO2 Project car test platform An optional test platform is available that would allow CO2 project cars to be evaluated within the Jet Stream 500 Wi...
Страница 17: ...ues in Metric or English units Controls Control panel plugs into the tunnel for manual control Simple 16 key keypad controls wind speed and selects options Programmable Maximum wind speed limits Manually enter wind speed or ramp speed up or down Display constantly displays lift drag and wind speed in real time Lift Drag L D is also calculated and displayed in real time Cross sectional drag Cd calc...
Страница 18: ...ble platform and all of the feet are properly adjusted System Error If a system error occurs be sure that the test model does not weigh more than 1 lbs Oversize models may place to much weight on the instrumentation Remove the model and power up the tunnel to see if the model is causing the system error If problems persist call Interactive Instruments for further instructions Wind Speed not contro...
Страница 19: ...eplace the product within a reasonable amount of time customer s alternative exclusive remedy shall be a refund of the purchased price upon return of the product If this product was purchased as part of a system in a coordinated shipment or as a system add on it is warranted against defects in material and workmanship during the same period as the system Exclusions The above warranty shall not app...
