Page 24 - MMI-SeptOct2021 SM upload

failures of a system. This anal- Simulation provides value fluid delivery system, before
ysis is used for repairable sys- across industries engineers create a single phys-
tems. Mean Time to Failure Regardless of the industry, sim- ical prototype.
(MTTF) is the expected time to ulation offers many benefits, in-
failure for non-repairable prod- cluding higher reliability, faster Industrial and
ucts or systems. time-to-market, and greater pro- communications
Using MTBF calculations, an duction line flexibility. DfR simulation is highly valu-
engineer can improve a de- able in the early design phase
sign by understanding points Automotive of industrial products. This is
of failure. For example, an What once was a simple en- where makers have the oppor-
engineer wants to evaluate gine, four-wheel and a chassis tunity to strengthen their de-
144 components found in a bill is now a connected smart com- signs for maximum value and
of materials for planned us- puter that travels by road. The operation. DES also plays an
age in a printed circuit board. high-tech components, such as important role in setup and
Using calculations under dif- smart sensors, navigation sys- optimization, as these types of
ferent operating temperatures, tems, overhead consoles, and products require complex man-
the engineer determines that more, are important for safety ufacturing lines.
20 of the 144 parts are iden- and must be extremely reliable.
tified as high risk. The en- When designing and assem- Futuristic technology
gineer then submits these bling these ‘brains’ of the sys- The demand for simulation
The right parts for consideration to tem, simulation plays a key role will continue to increase
simulation be replaced by parts that per- in predicting weak points relat- across manufacturing to meet
approach form well at the higher operat- ed to hundreds of tiny parts. the growing need for increas-
and exper- ing temperature. When applied before physical ingly more complex products
tise from Another example is determin- prototyping, FEA simulation can and systems. Simulation’s vast
goal setting ing that 53 parts in a design will indicate where component ad- capabilities enable companies
to analysis last ten years, while 11 will last justments are needed ahead of to continuously push the edge
and optimi- for three years. This finding fabrication. This helps improve on what is possible, creating
zation will indicates a need to replace the reliability, shorten regulation more reliable, feature-rich
help ensure 11 parts to be comparable with cycles, and save automakers products that help make the
that prod- the longer-lasting parts. money by getting it right the world a better place.
ucts and first time. DES is also especially To realize maximum value from
systems DfR provides the simulation valuable as setting up a line can simulation, product companies
will be their needed for: be quite time-consuming, par- have two options: Invest in
very best – • Cost control: On average, ticularly in the approval process simulation tools and develop
now and in a considerable portion of a phase of production parts. their own in-house expertise,
the future. project’s budget is typically or Choose a manufacturing
allocated to design Cloud partner with deep expertise in
• Preserving profits: Products FEA and DfR simulation are ide- simulation, optimized manu-
get to market earlier, pre- al for the design and production facturing models, and standard
venting erosion of sales and of servers and other cloud infra- procedures and practices for
market share structure components to ensure every step along the way.
• Product differentiation: As the highest reliability in extreme The right simulation approach
products reach maturi- situations, where temperature and expertise from goal setting
ty, there are fewer oppor- control is key. DES simulation to analysis and optimization
tunities to set products can also play a role in determin- will help ensure that products
apart from the competition ing how to rapidly bring high-de- and systems will be their very
through traditional metrics mand products to market. best – now and in the future.
like price and performance Simulation on the manufac-
• Reliability assurance: Ad- Healthcare turing floor and in design cen-
vanced circuitry, sophisticat- DES simulation can map neces- ters has become a best practice
ed power requirements, new sary steps, determining the best among leading manufacturers
components, new material process – even before a line or and will continue as companies
technologies, and less robust process is established. DfR can look for better ways to design
parts make ensuring reliabil- ensure the reliability of design, and build the next generation
ity increasingly difficult. such as a glucose monitor or of innovative products.

24 | September-October 2021 Modern Manufacturing India