en>YiFeiBot: Bot: Migrating interwiki links, now provided by Wikidata on d:q777407

2014-11-17T17:42:18Z

Bot: Migrating interwiki links, now provided by Wikidata on d:q777407

← Older revision		Revision as of 19:42, 17 November 2014
Line 1:		Line 1:
	~~In [[fluid dynamics]]~~, ~~the '''capillary number''' ('''Ca''') represents the relative effect of [[viscosity\|viscous]] forces versus [[surface tension]] acting across~~ an ~~interface between~~ a ~~[[liquid]]~~ and a ~~[[gas]],~~ or ~~between two [[immiscible]] liquids~~. ~~For example an air bubble in a liquid flow tends~~ to ~~be deformed by~~ the ~~friction~~ of the ~~liquid flow due~~ to ~~viscosity effects~~, but the ~~surface tension forces tend~~ to ~~minimize~~ the ~~surface~~. The ~~capillary number~~ is ~~defined as:~~<~~ref~~>~~http://myweb~~.~~clemson~~.~~edu/~jsaylor/paperPdfs/aichej~~.~~2012~~.~~SaylorBounds.pdf~~<~~/ref~~>		Earlier than you decide whether or not stainless steel cookware is value shopping for, lets first talk about what chrome steel cookware is. Chrome steel is made from an alloy, or a mix of metals. Mostly, primary iron with chromium, nickel or another minor metals. The chromium gives rust safety and gives your cookware sturdiness. The nickel supplies rust safety as nicely, and provides a polished look. Most nicely made chrome steel cookware has copper or aluminum added to the underside of the pan or pot. That is accomplished to increases the ability of the pot or pan to conduct warmth.<br>The best stainless-steel cookware is the main category, but nonetheless it is divided into a number of subcategories based mostly on the quality and the value vary. It may be complicated to decide on the most effective stainless steel cookware out of the categories that can meet your requirements. That is where we took a step ahead to explain you all the knowledge that will likely be useful for you to know how to choose the very best stainless-steel cookware. The very best chrome steel cookware set is manufactured from cheap to costly and quality constructed pots and pans. <br>You will see that magnetic chrome steel in the layer on the skin of some quality items of chrome steel. That is to make it suitable with induction stovetops, which involve using a quickly charging electromagnetic discipline to warmth cookware. Excessive-high quality stainless steel, like All-Clad , uses three layers of steel—the austenite layer of metal on the inside, ferrite metal on the skin, and a layer of aluminum sandwiched between the 2 for optimum heat conductivity (steel alone does not conduct heat evenly). Lesser-quality stainless steel is normally only one layer of austenitic stainless-steel.<br>Aesthetically talking, stainless steel is a clever alternative for those who prefer to show or dangle pots or pans. The clean, crisp look of all stainless-steel kitchenware can remodel a mishmash of cookware into a classy décor assertion. Stainless steel kettles, such as the Cuisinart Tea Kettle will mix particular person kitchenware into a cohesive and nice entity. Consider purchasing stainless-steel utensils as properly. Already acquired a stunning stainless-steel cookware collection? The Cuisinart Chef’s Assortment stainless pot rack might be the final touch for a kitchen, liberating up house and making these pots and pans readily accessible. Get the stainless-steel cookware of your culinary desires at Macy’s!<br>Laborious-anodized aluminum cookware is one of the hottest kinds of material, although many individuals do not fairly understand the development. Exhausting-anodized aluminum is plain aluminum that has been processed in a collection of chemical baths charged with an electric current. The result is a cloth that has the identical superior heat conductivity as aluminum however is non-reactive with acidic foods, equivalent to tomatoes, and twice as onerous as chrome steel. If you have any inquiries pertaining to exactly where and how to use [http://cookwarehq.drupalgardens.com/best-stainless-steel-cookware-top-reviews-2014 best stainless steel cookware], you can contact us at our own internet site. Two drawbacks to arduous-anodized cookware are that it isn't dishwasher-protected and, as a result of it's not magnetic, it won't work with induction vary tops.<br>The enamel over metal technique creates a bit that has the warmth distribution of carbon steel and a non-reactive, low-stick floor. Such pots are much lighter than most other pots of similar measurement, are cheaper to make than chrome steel pots, and wouldn't have the rust and reactivity problems with cast iron or carbon steel. quotation wanted Enamel over metal is ideal for giant stockpots and for other massive pans used mostly for water-based mostly cooking. Because of its gentle weight and straightforward cleanup, enamel over steel can also be standard for cookware used whereas camping. Clad aluminium or copper edit<br>Unique specialty cookware items served a la carte to compliment any cookware set are constructed of a durable Stainless Steel with a brushed exterior finish. Designed with an influence bonded, aluminum disk encapsulated base which distributes heat shortly and evenly to permit precise temperature control. Handles are riveted for sturdiness and performance. The New Specialty Cookware is compatible for all vary varieties together with induction. Along with the multi use operate, one other distinctive characteristic is bottom to prime interior volume markings in both quarts and metric measurement; and each piece comes with a tempered glass lid, oven protected to 350°F.<br>Whether you are a cooking enthusiasts, a professional chef or just cooking for your family you realize the importance of getting a fully stocked kitchen. Not only do you want the right substances, but you additionally need the right instruments to get the job executed. In any type of basic cooking training lesson, you'll be taught that stainless steel is your new finest friend with regards to kitchen cookware. What you will also study is that quality cooking tools does not usually come at a reduced price. For this reason, it is important to take excellent care of your cookware! Listed below are some basics for stainless-steel care. <br>To fight the uneven heating problem, most stainless steel pans are laminations of aluminum or copper on the underside to unfold the heat around, and chrome steel inside the pan to offer a cooking floor that is impervious to whatever you might put inside. In my expertise, this chrome steel surface remains to be too sticky to fry on, and for those who ever burn it you get a permanent trouble spot. But, sometimes a chrome steel cooking surface is useful when you can't use aluminum (see under) so I keep some around. Choose one thing with a reasonably thick aluminum layer on the bottom.<br>Nicely, except you’re a metals knowledgeable and go inspect the manufacturing unit where the metal is made to see whether or not or not their manufacturing course of creates a pure austenite with out corrosive supplies formed, you’re not going to know for positive whether or not the craftsmanship of your stainless is of the highest quality. I think your best bet is to simply buy excessive-high quality chrome steel from the start, from a brand with a reputation for good quality. But, I think I have figured out one way which you can decide if the stainless cookware you have already got is doubtlessly reactive.

	~~:<math>\mathrm{Ca} = \frac{\mu V}{\gamma} </math>~~

	~~where ''µ''~~ is the ~~[[Dynamic Viscosity\|dynamic viscosity]] of~~ the ~~liquid~~, ~~''V'' is a characteristic velocity~~ and <~~math>\gamma</math~~> is the ~~surface or [[interfacial tension]] between~~ the ~~two fluid phases~~.

	The ~~capillary number~~ is a [~~[dimensionless quantity]~~], ~~hence its value does~~ not ~~depend on~~ the ~~system~~ of ~~units~~.

	~~For low capillary numbers (a rule~~ of ~~thumb says less~~ than 10<~~sup~~>−5<~~/sup~~>), ~~flow in [[porous media]]~~ is ~~dominated by [[capillary force]]s~~<~~ref~~>~~Ding~~, M., ~~Katnzas~~, A.~~: Capillary number correlations for gas-liquid systems~~, ~~SEP 2004-062~~ (~~2004~~)<~~/ref~~> ~~whereas~~ for high ~~capillary number~~ the ~~capillary forces are negligible compared to~~ the ~~surface force~~.

	~~==See also==~~
	* [[Bond number]]
	* [[Reynolds number]]
	* [[Capillary pressure]]
	* [[Froude number]]

	~~==References==~~

	~~{{Reflist}}~~

	~~{{NonDimFluMech}}~~

	~~{{DEFAULTSORT:Capillary Number}}~~
	~~[[Category:Dimensionless numbers of fluid mechanics]]~~


	~~{{Fluiddynamics-stub}}~~

en>Monkbot: /* References */Fix CS1 deprecated date parameter errors

2014-02-03T22:32:13Z

References: Fix CS1 deprecated date parameter errors

New page

In [[fluid dynamics]], the '''capillary number''' ('''Ca''') represents the relative effect of [[viscosity|viscous]] forces versus [[surface tension]] acting across an interface between a [[liquid]] and a [[gas]], or between two [[immiscible]] liquids. For example an air bubble in a liquid flow tends to be deformed by the friction of the liquid flow due to viscosity effects, but the surface tension forces tend to minimize the surface. The capillary number is defined as:<ref>http://myweb.clemson.edu/~jsaylor/paperPdfs/aichej.2012.SaylorBounds.pdf</ref>

:<math>\mathrm{Ca} = \frac{\mu V}{\gamma} </math>

where ''µ'' is the [[Dynamic Viscosity|dynamic viscosity]] of the liquid, ''V'' is a characteristic velocity and <math>\gamma</math> is the surface or [[interfacial tension]] between the two fluid phases.

The capillary number is a [[dimensionless quantity]], hence its value does not depend on the system of units.

For low capillary numbers (a rule of thumb says less than 10<sup>−5</sup>), flow in [[porous media]] is dominated by [[capillary force]]s<ref>Ding, M., Katnzas, A.: Capillary number correlations for gas-liquid systems, SEP 2004-062 (2004)</ref> whereas for high capillary number the capillary forces are negligible compared to the surface force.

==See also==
* [[Bond number]]
* [[Reynolds number]]
* [[Capillary pressure]]
* [[Froude number]]

==References==

{{Reflist}}

{{NonDimFluMech}}

{{DEFAULTSORT:Capillary Number}}
[[Category:Dimensionless numbers of fluid mechanics]]

{{Fluiddynamics-stub}}

Closed-form expression - Revision history

en>YiFeiBot: Bot: Migrating interwiki links, now provided by Wikidata on d:q777407

en>Monkbot: /* References */Fix CS1 deprecated date parameter errors