Home › Search › flow rate

“flow rate” search results (600)

On the influence of machine difference and filter bowl difference on coffee

On the influence of machine difference and filter bowl difference on coffee

The source of this diary is from the coffee common sense group XLW2007 about the adaptability of the small diameter filter bowl. Because before the game, it is not very clear how to control the situation, and I do not know if I believed Brother Chun, full of blood and resurrection, but the flavor is not right.

2014-06-12
Tasting Profile 4-intelligentsia black cat espresso

Tasting Profile 4-intelligentsia black cat espresso

Let's get to the point. It's been a month since the coffee beans were roasted.

2014-06-05
Matters needing attention in making espresso

Matters needing attention in making espresso

The suitable grinding degree of coffee beans is one of the important links in the production of Espresso. Good bean grinder and properly adjusted thickness are the basic standards to control this link. Since the subject already has a bean grinder, the point of a good bean grinder will not be listed for the time being. The appropriate thickness is also a difficult standard to define in the circle of playing coffee, according to my institute.

2016-06-04
The effect of stewing and steaming of hand-brewed coffee the function and efficacy of caffeine

The effect of stewing and steaming of hand-brewed coffee the function and efficacy of caffeine

one。 Steaming: when making hand-brewed coffee, most people pay a lot of attention to the softness of the current and the freshness of the coffee powder. Steaming is also indispensable. Good steaming can fully infiltrate the coffee powder and activate the coffee activity, thus making the coffee extraction process more smooth. The so-called activation is to make the coffee powder similar to a volcano.

2016-10-18
How fine does the espresso powder fit? how to grind the espresso?

How fine does the espresso powder fit? how to grind the espresso?

First, the choice of coffee beans to make Espresso coffee beans, please be sure to choose to mix coffee beans, the so-called blended coffee beans are roasted with two or more kinds of coffee according to a certain proportion. The main reasons for choosing to mix coffee beans are as follows: compared with individual coffee, spelling

2023-06-23
V60 hand coffee cafe design hand coffee bar design coffee utensils

V60 hand coffee cafe design hand coffee bar design coffee utensils

The flow of hand-brewed coffee changes the order in which the coffee tastes, or because the sour substances combine too closely with water, the taste of hand-brewed coffee seems to be more sour. By increasing the steaming time, increasing the flow speed in the front section and slowing down the extraction rate in the latter section, the purpose of modifying the extraction can be achieved. So when making hand-made coffee, if this coffee is flavored

2016-06-16
About extraction and powder quantity

About extraction and powder quantity

Recently, I have encountered some problems with many friends about extraction. I will put my thoughts here first. For your reference and correction.

2014-06-12
The heart-shaped pull of coffee flowers

The heart-shaped pull of coffee flowers

1: after selecting the injection point to shake the milk foam up and down and shaking from left to right, the straight line extending downward from the mouth of the cup is perpendicular to the straight line extending forward by the handle of the coffee cup, and the injection point is selected at 3 points of the diameter of the cup mouth. 2: quickly pierce the injection, keep the small flow rate vertical and control the velocity of espress grease layer, at this time, the loop method / left and right moving method can be carried out.

2016-08-25
Factors affecting hand-brewing Coffee

Factors affecting hand-brewing Coffee

Today we are going to do an experiment to test what affects the taste of hand-brewed coffee. Both groups are soaked coffee with the same coffee beans, and the extraction time is two minutes. The first is stirring soaking, and the second group is static soaking. The first group was counterclockwise one minute before, and then poured the coffee into the v60, while the second group was stationary but stirred in the last ten seconds.

2016-06-01
Kalita Wave brewing teaching Kalita wavy filter cup brewing: enhancement

Kalita Wave brewing teaching Kalita wavy filter cup brewing: enhancement

Kalita Wave Brewing:Intensive Kalita corrugated filter cup brewing: enhanced WARNING:This is video is about coffee brewing theory and techniques,not vsiual appeal or entertainment factor. Warning: this is about coffee brewing theory and technology, not affected by visual attractiveness or entertainment. If youre

2016-05-07
Seven genres of hand-brewed coffee

Seven genres of hand-brewed coffee

Coffee no one decides what you do, as long as it tastes good, so there are many kinds of methods, that is, we often say that hand-made genre, hand-made genre, this kind of thing, diversified, but its purpose is only one, to make good coffee while there is no lack of entertainment. So correct cognition is necessary, so don't follow blindly. Today, let's talk about several methods of hand flushing, which are: volcano

2016-09-02
How to extract coffee there are several ways to introduce the best standard time

How to extract coffee there are several ways to introduce the best standard time

Prepreg is a subject that takes place in the production of esp. Prepreg occurs within 1-2 seconds after pressing the extraction key, which is so short that it seems negligible, but what happens in this 1-2 seconds affects the subsequent extraction state, that is, the taste of coffee. What is the function of prepreg? In fact, pre-soaking and steaming are roughly the same.

2016-10-17
What are the effects of the opponent making coffee? Fine coffee, coffee utensils, filter cup, hand brewer.

What are the effects of the opponent making coffee? Fine coffee, coffee utensils, filter cup, hand brewer.

The first group was counterclockwise one minute and then poured coffee into V60, while the second group was still but stirred in the last ten seconds and finally poured into V60. In terms of the first way, compared with the usual drinking coffee, there is a feeling, excellent, a little bit of rubber and turpentine taste, while the second taste is balanced, but light. In fact, it's like a cup test.

2016-06-20
Four principles to be followed in making an Italian Espresso

Four principles to be followed in making an Italian Espresso

(1) the quantity of coffee beans must be standard, generally 14-16 grams per cup, using good quality deep-roasted coffee beans. (2) the grinding powder should be of appropriate particle size, not too coarse or too fine. Coffee beans are too coarse or too fine to make thick and delicious espresso. When the coffee powder is too coarse, the gap in the filter bowl is too big, the resistance to water is not enough, and the coffee flow rate is too fast, which is easy to cause extraction.

2014-09-12
Analysis of the phenomenon of coffee over-extraction the normal extraction rate of coffee the extraction time of coffee

Analysis of the phenomenon of coffee over-extraction the normal extraction rate of coffee the extraction time of coffee

The data show that only 30% of the substances can be extracted in coffee, and the gold extraction rate of international SCAA test results is 18% Murray 22%. Factors: pressure (bar), strength of cake, ratio of water to powder (powder), temperature (water temperature), extraction time, freshness of beans (baking degree). Nowadays, most of the products are standard: 9barPower20-30s extraction of 30ml (5ml) coffee powder is generally not excessive extraction, but should be

2016-01-15
Espresso quality Evaluation-Coffee Oil

Espresso quality Evaluation-Coffee Oil

Espresso quality assessment-the thickness of coffee grease Espresso grease is a very complex issue, far more complicated than the color of the grease. The thickness of the grease is essential for making a real cappuccino and the popular coffee flower, so the rich and long-lasting grease can be said to be an important sign of high-quality ESPRESSO. The formation of ESPRESSO grease depends on the flow rate.

2014-09-10
Why do you use a powder press for the powder hammer thing?

Why do you use a powder press for the powder hammer thing?

Why do you use a powder press? baristas all know that when using an espresso machine, the hot water is brewed at about 9 atmospheres (of course, this is not a fixed value, there are 12 atmospheres or more), and the pressure is very high. When the water penetrates the coffee cake, the water is inert. What is inertia, that is, water penetrates through the weakest part of the coffee cake

2015-09-23
The seven major genres of hand-made coffee become masters after watching it.

The seven major genres of hand-made coffee become masters after watching it.

Coffee no one decides what you do, as long as it tastes good, so there are many kinds of methods, that is, we often say that hand-made genre, hand-made genre, this kind of thing, diversified, but its purpose is only one, to make good coffee while there is no lack of entertainment. So correct cognition is necessary, so don't follow blindly. Today, let's talk about several methods of hand flushing, which are: volcano

2015-08-31
Boutique Coffee one or two about extraction and powder quantity

Boutique Coffee one or two about extraction and powder quantity

Recently, I have encountered some problems with many friends about extraction. I will put my thoughts here first. For your reference and correction. According to the habit of many baristas, the amount of powder we set has far exceeded 14g (two portions). A friend asked me whether this is a problem of excessive extraction, or whether the current standard needs to be changed. At this point, you can talk about it.

2014-10-14
Draw flowers and pay attention to the key elements

Draw flowers and pay attention to the key elements

Draw flowers to pay attention to key elements: 1. The time spent; 2. The starting point of pulling flowers; 3. The height between the vat and the liquid level (distance); 4. The dissolving rate and flow rate of milk and foam when pouring; 5. The frequency of wrist swings.

2014-05-22
↑