Engineering Analysis Essay Example
Engineering Analysis Essay Example

Engineering Analysis Essay Example

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  • Pages: 5 (1267 words)
  • Published: November 6, 2017
  • Type: Essay
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The battery reaction involves the oxidation of zinc and the reduction of manganese. To control the time, an iodine clock reaction is used. A pre-measured amount of iodine is injected into the clock reactor using a syringe. Electricity is generated by the reaction of zinc, copper, and copper sulfate. A light signal is sent through the iodine clock reactor as a stopping mechanism. On the opposite side, the signal is received, retransmitted, and received by an Elgin receptor in the motor circuit. The iodine clock reaction consists of two reactions, one slow and one fast. The second reaction causes the solution to darken, cutting off the light source to the light receptor. This interrupts the motor circuit and stops the car.

There are inherent hazards in this desi

...

gn, as sulfuric acid is a strongly corrosive substance and contacts hazard. Safety measures including wearing chemical gloves, long pants, long sleeves, non-porous shoes, splash goggles, or safety glasses when performing any task related to the vehicle.

Expected Operating Conditions: Temperature: ICC, Pressure: 1 ATM (Normal), ICC, 1 ATM (Minimum), ICC, 1 ATM (Maximum).

This page pertains to your home institution and not the competition site. Please attach a floor diagram of the laboratory where you will build and test your vehicle.

List the location of available safety equipment and spill response supplies on this diagram. Personal Protective Equipment (APE): Check all APE worn during operation of this Chem.-E- Car. Do not list these in the procedure section.

Long Pants I Safety Glasses I Hard Hat I Apron I Long Sleeves I Splash Goggles I Insulate

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Gloves I Ear Protection I Non-porous Shoes I Face Shield I Chemical Gloves I Other: Available Safety Equipment - Provide the location of each item shown below at your home institution where your vehicle will be operated and tested. Show the location of this equipment on your provided floor plan. If not available, type "AN" in the field.

Item I Location I Fire Extinguisher: | 13310, near both exits I Eyewash: I OLIO, at both sinks on the north and south ends I Safety Shower: SHOJI, middle of the room I Telephone: I SHOJI, before the lab entrance I First Aid Kit: | 13310, under the south cabinets I Spill Containment | 0310, | Other: Spill Response Supplies - Provide the location of each item shown below at your home institution where your vehicle will be operated and tested. Show the location of this equipment on your provided floor plan. If not available, type "AN" in the field.

Pill Kit: I Floor-Dir: spill Dikes: I alum Polycarbonate: Drain Plugs: I Spill Pillows: I Mercury Spill Kit: I Disallowed Activities: All activities listed below are not allowed and will result in a multi-year disqualification of your university from Chem.car competition and possible fines.Item I (a): Transportation of chemicals in private, university, or rental vehicles to or from the competition is not permitted.
Item I (b): Chemicals should not be stored in hotel rooms or other facilities that are not designated for chemical storage. Approved chemical storage will be provided at the host site.
Item I (c): Testing of vehicles with chemicals is prohibited in hotel or dorm hallways, warehouses, or any other facilities not specifically designed for chemical

handling. This includes both your university and the competition site.
Item I (d): Improper disposal of chemicals after the competition is not allowed. All chemicals that are shipped to the competition site must be disposed of safely and in compliance with local, state, and national regulations. Normally, the host site will provide options for chemical disposal.

Disallowed Vehicles: The following items are prohibited:
- Flames and/or smoke: Both inside and outside the vehicle, except for commercial internal combustion engines. Please refer to the Chem.car rules for using commercial internal combustion engines.
- Liquid Discharge: Liquid cannot be discharged under normal operating conditions.
- Open and/or improperly secured containers: Containers with chemicals that have an NAP rating of 2 or greater must not be open at the starting line or during vehicle operation. All containers with these chemicals must have secure lids and be properly secured to the vehicle.

All containers brought to the starting line must have lids, be properly labeled, and proper personal protective equipment must be used. (d) Chemical starting line: Any chemicals with an NAP rating of 2 or greater. Pouring at Use a holding vessel on vehicle, with valve, to load starting chemicals.
(e) Regulated Chemicals: A number of chemicals are listed by OSHA as a special hazard. See list below. OSHA has a special regulation for each chemical. See www.OSHA.gov for details.
(f) Highly Reactive/Unstable Chemicals: Any chemical, raw material, intermediate, or product with an NAP reactivity/instability rating of 4.
(g) Hydrogen peroxide: Hydrogen peroxide concentrations greater than 30% are not allowed.
Regulated chemicals: asbestos, coal tar pitch volatiles, 4-nitroglycerin, alpha-manipulating, methyl chlorophyll ether, 33-decentralization, ibis-chlorophyll ether, Data-naphthalene, Denizen, 4-malevolently, timelessness, Data-participation, 2-extraterritoriality, 4-denominational-benzene, n-nondenominational, vinyl

chloride, inorganic arsenic, benzene, 1 ,2-dibbers-3-chloroplast, accreditation, ethylene oxide, formaldehyde,
4,4'-Interchangeability, 1 ,3-butadiene, methyl chloride.
Vehicle Primary Hazards Checklist: Check the left-hand column box if the hazards listed below exist on the vehicle. Then check the applicable means of control for each hazard.

Hazard (check if present):
- Control:
- Pressure: Anything greater than 1 must meet the following requirements:
- Pressure gauge must read to xx Max. Operating pressure.
- Emergency relief device must be set to no more than 1.1 times Max. Operating pressure.
- Relief sizing calculations must be provided.
- Emergency relief device must be in proper location.
- Pressure certification - see Pressure Vessel Testing Protocol.
- Proper management system is required to prevent over or MIS-charging.
- All car components exposed to pressure must be certified to operate at that pressure.
- Manufacturer's pressure specifications must be provided.
- No PVC, c.v. or polyethylene ethereally (PETE or PET) plastics in pressure services without measurements or calculations to prove maximum operating pressure. See Chem.car rules for more details on these requirements.
- Toxic:
- Any chemicals with an NAP toxicity of 2 or greater must be doubly contained and handled properly.
- Flammable:
- Any chemicals with an NAP flammability rating of 2 or higher must be doubly contained and handled properly.
- Reactive:
- Any chemicals with an NAP instability / reactivity rating of 2 or 3 are allowed. Chemicals with a rating of 4 are not allowed. They must be doubly contained and handled properly.
- Temperature:

- Any exposed surface greater than 150 deg.F or under 32 deg F requires insulation or barrier to prevent contact.
- Electrical:
- Exposed wiring and electrically energized components present ignition, electrocution, and a shorting / fire hazard.

Alligator clips and twisted wire connections are prohibited. It is recommended to use binding posts or banana plugs for a more secure connection. Adequate electrical insulation and connections should be provided.

Any fast moving parts such as meshing gears, belts, or chains that may pose a pinch hazard should have guards present and be in adequate condition.

All components that are exposed to oxygen must be certified for oxygen service. They should also be thoroughly cleaned of contaminants according to the instructions in the rules, and should not have been previously used for other types of service.

No baseboards should exceed backboard level 1 at any stage of the car's design, development, preparation, or competition.

Fabrication ; Operation Additional Hazard Detail Check List:
Check all hazards that are likely to be encountered during the construction and operation of your Chem-Car.
List the major source(s) of the hazard and describe how the hazard(s) will be controlled.
If both construction and hazard columns are checked in an individual row, then the hazards should be identified separately for both the construction and operation.

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