Home › Search › cause analysis

“cause analysis” search results (300)

Coffee brewing by hand: analysis and treatment of the

Coffee brewing by hand: analysis and treatment of the "channel effect" of hand-brewed coffee

Previously, we only know that the channel effect often encountered in espresso extraction is that in the process of extraction, the flow caused by the uneven degree of grinding, powder distribution, packing and the outlet of the machine head water distribution network passes through the weakest part of the coffee pressed powder, resulting in uneven espresso extraction, excessive extraction of the part passed by the water flow, insufficient extraction of the rest, and often get a strong cup in the end.

2015-12-17
The origin of coffee pot analysis of the source of mocha pot and mocha pot characteristics

The origin of coffee pot analysis of the source of mocha pot and mocha pot characteristics

Mocha pot, also known as straight fire coffee pot or Italian mocha pot, is a traditional Italian coffee pot. Moka Express is related to Mocha coffee from the name, which originated in 1933 by Mr. Alfonso Bialetti of Italy, only because of the coffee appliance invented by Mr. Bialetti.

2015-10-26
Analysis on the reasons for the inconsistency of milk foam in semi-automatic coffee machine

Analysis on the reasons for the inconsistency of milk foam in semi-automatic coffee machine

First, the steam head of the semi-automatic coffee machine; this first point is mainly written for the household semi-automatic coffee machine, the household semi-automatic coffee machine also has the function of beating milk foam, but because of its steam head, the milk foam will bubble. It takes a lot of practice to use a household semi-automatic coffee machine to make foam that can pull flowers. Second, whether it is drained into the steam pipe before milking

2016-04-19
Analysis of caffeine in coffee espresso caffeine content in espresso and American coffee

Analysis of caffeine in coffee espresso caffeine content in espresso and American coffee

When it comes to coffee, there is no doubt that caffeine is a sensitive word for many people. Coffee can boost your spirits, but you need the right amount, because too much caffeine can be harmful to the body, so let's talk about it today. Caffeine is a xanthine alkaloid compound, which is a kind of stimulant. Chemical formula: C8H10N4O2 (trimethylxanthine) action: 1.

2016-01-14
Analysis of the reasons for the inconsistency of milk foam in semi-automatic coffee machine

Analysis of the reasons for the inconsistency of milk foam in semi-automatic coffee machine

A friend asked the semi-automatic coffee machine about the inconsistency of milk foam. in view of this problem, we will analyze the reasons from four aspects: first, the steam head of the semi-automatic coffee machine; this first point is mainly written for the household semi-automatic coffee machine, the household semi-automatic coffee machine also has the function of beating milk foam, but because of its

2015-04-16
Coffee technology explains the process analysis of grinding beans, pressing powder and loading powder.

Coffee technology explains the process analysis of grinding beans, pressing powder and loading powder.

1. How much should the scale of the flour grinder be adjusted? The scale is just a reference. Different brands have different grinding scales, and the performance of the same model bean grinder of the same brand under the same scale is not exactly the same. It is better to understand it this way: the scale only tells you which direction is thick and which is fine. When you find a suitable powder thickness, the role of the scale will show a little bit.

2015-09-11
Analysis of Italian espresso oil Crema concentrated crema light color Italian blend blue mountain style

Analysis of Italian espresso oil Crema concentrated crema light color Italian blend blue mountain style

What is crema? Why did crema disappear? A series of complex chemical changes occur during coffee roasting to produce large amounts of carbon dioxide. Most of the carbon dioxide will be released naturally during the storage of ripe coffee beans, but more carbon dioxide will remain in the cell wall. The pump pressure correlation of 9 bar is the insoluble oil in emulsified coffee. actually

2016-07-11
Analysis of the principle of coffee roasting on heat conduction, convection and radiation

Analysis of the principle of coffee roasting on heat conduction, convection and radiation

Coffee roasting will face a variety of problems, only familiar with the principle of coffee roasting, continue to accumulate experience, coupled with improvisation, baristas can master superb skills. To do a good job in baking, every production link can not be ignored, the selection of materials should be fastidious, the weighing of materials should be accurate, and the operation should be careful. Baking is a science. To understand the principle of baking, we must first understand heat conduction and convection.

2014-10-18
Analysis of Italian espresso oil Crema concentrated color package concentrated death wish

Analysis of Italian espresso oil Crema concentrated color package concentrated death wish

What is crema? Why did crema disappear? A series of complex chemical changes occur during coffee roasting to produce large amounts of carbon dioxide. Most of the carbon dioxide will be released naturally during the storage of ripe coffee beans, but more carbon dioxide will remain in the cell wall. The pump pressure correlation of 9 bar is the insoluble oil in emulsified coffee. actually

2016-07-01
Coffee Common sense Analysis of the reason why coffee made by siphon pot is tasteless

Coffee Common sense Analysis of the reason why coffee made by siphon pot is tasteless

First, the taste characteristics of siphon pot coffee. When we correctly use the siphon pot to make a pot of coffee, the coffee has sufficient aroma and strong taste, because the siphon pot filters the coffee powder by the filter cloth, which has a relatively large gap and cannot filter out some small coffee powder. so the coffee made by the siphon pot has a good touch in the mouth. Second, the siphon pot is made of

2014-09-24
Step Analysis of Wet treatment of Coffee after picking

Step Analysis of Wet treatment of Coffee after picking

As the harvest season is almost over, I would like to add an overview of the coffee processing process. In this blog post, I will introduce to you the steps of wet treatment in Yunnan after coffee picking. After harvest, the berries are either sent directly to the pulp collector (if the harvest is done well), or concentrated in a siphon tank filled with water. The berries are here.

2015-05-11
Analysis of three levels of roasting techniques in coffee roasting

Analysis of three levels of roasting techniques in coffee roasting

Coffee roasting is a science that is easy to learn but difficult to master. Like cooking, anyone can cook food and eat it to satisfy hunger. But what level of food do you cook? How far and how big is the difference from "able to cook" to "Michelin three-star" chefs? The same is true of roasted coffee. Being able to bake coffee does not mean that it produces good coffee. We can simply put

2015-10-13
Can drinking coffee relieve depression? What are the health effects of coffee?

Can drinking coffee relieve depression? What are the health effects of coffee?

There are a variety of conclusions about the effects of coffee on health, and people don't know what to do. Some say it's good for your health, while others say it's hard to know if that cup of coffee in the morning is a health elixir or chronic poison. In an important recent study of caffeine, researchers at the Harvard School of Public Health found that drinking 2-4 cups a day

2015-09-11
Analysis of the nutritional composition of Coffee

Analysis of the nutritional composition of Coffee

● caffeine: caffeine is the most eye-catching caffeine for all adults. It is a kind of phytoflavin (animal muscle ingredient). Its properties are the same as theobromine in cocoa, green tea contains the same theophylline, and the percentage of reduction after baking is very small. Caffeine has a wide range of effects. It can accelerate the metabolism of the human body and keep people clear-headed and sensitive. The mention of coffee

2015-09-08
Italian Coffee making course: detailed Analysis of Coffee extraction methods to make a good Coffee

Italian Coffee making course: detailed Analysis of Coffee extraction methods to make a good Coffee

When it comes to brewing coffee, there are many kinds of coffee-making equipment and different methods on the market. But in terms of the principle of coffee extraction, it's all the same. The core process of the extraction principle is: (1) grind coffee beans to increase the surface area of coffee in contact with water; (2) fully soak coffee powder in aqueous solution and hydrophilically dissolve coffee essence; (3) separate coffee solution and coffee grounds.

2015-12-23
Roasting analysis of professional coffee

Roasting analysis of professional coffee

Once the coffee seed is planted, no one can change its final quality. However, the color, aroma, bioactive components and health characteristics of coffee are related to the roasting process.

2014-06-25
A brief analysis of the little-known benefits of coffee

A brief analysis of the little-known benefits of coffee

If you don't drink a few mouthfuls of coffee every day, you will feel mentally exhausted, but you will worry that drinking more coffee will do harm to your health. While you are afraid of the disadvantages of drinking coffee, Vanderbilt University in the United States has set up a Coffee Research Center to actively explore this long-misunderstood natural substance and apply it to help fight cancer, AIDS, and civilized diseases.

2015-07-29
Weight loss attention: coffee nuts potato chips and other afternoon tea calories solution

Weight loss attention: coffee nuts potato chips and other afternoon tea calories solution

Coffee At this time, a cup of tea or a single black coffee is a good choice. Coffee/milk tea/caramel is too thick, too sugary, too high in calories, not recommended. Calorie analysis: black coffee, also known as black coffee, pure coffee calories: 1 calorie (per 100 grams), in the same kind of food unit calories are lower. You can eat potato chips, but limit them to 4 - 5 chips.

2014-08-11
Processing methods of green coffee beans: analysis of solarization, semi-solarization, washing and honey treatment

Processing methods of green coffee beans: analysis of solarization, semi-solarization, washing and honey treatment

Processing of coffee beans: The harvested fruit must immediately enter the processing program, otherwise it will begin to ferment, causing coffee beans to produce odor. There are two methods of treatment,[solarization method] and [treatment method], which will cause different flavors. The beans of solarization method have complete natural mellow flavor, gentle aroma and more colloid; the beans of washing method have medium mellow flavor and high aroma

2015-12-26
Analysis of various acidic substances in coffee basic knowledge of coffee

Analysis of various acidic substances in coffee basic knowledge of coffee

We all know that coffee contains a lot of organic and inorganic acids, which have a great impact on the taste of coffee, but most people do not have a chance to understand the effects of various acids. The following article will talk about the relationship between various acids and coffee! Citric acid-Citric Acid citric acid is common in lemon, citrus and other fruits, you are now

2015-10-17
↑