John H. K.

Member for 6 years, 8 months

Reputation

1,598

1.6k
1.5k
1.4k

2018
2019
2020
2021

Top tag

materials

Next privilege

2,000 Rep.

Access moderator tools

Badges

2

15

29

Newest

Yearling

Next badge

0/1

Impact

12 posts edited

2 helpful flags

83 votes cast

13 Questions

Votes Activity Newest Views

1

11

votes

2

answers

2k

views

Can you use the Hagen-Poiseuille equation for a pipe which radius is in the sub-millimeter region?

fluid-mechanics microfluidics

Jan 5 at 7:50 Fred 9,060

1

10

votes

1

answer

24k

views

What does "$\pm$ 0.5% F.S." mean?

nomenclature

Jan 8 '18 at 10:41 Samuil9999 1

10

votes

3

answers

13k

views

How do you determine the accuracy of a measurement device?

measurements statistics metrology

Jan 19 '16 at 15:09 Baronz 113

10

votes

1

answer

194

views

In the context of a known disturbance $d(t)$ in a control loop, what is the $\Delta t$ at which the control loop has to be executed?

process-engineering control-engineering

Feb 7 '15 at 16:09 Chris Mueller 6,286

9

votes

1

answer

1k

views

How do you set up a PID-Control if the time constants of the controlled system are variable?

control-engineering control-theory

Dec 2 '15 at 12:42 willpower2727 703

1

5

votes

1

answer

672

views

What are the predominant types of concrete pumps and what are their working mechanisms?

mechanical-engineering pumps

Apr 2 '17 at 12:49 agim happy 1

1

5

votes

2

answers

2k

views

How does the S-N curve (or Wöhler curve) of a material change with frequency?

mechanical-engineering structural-engineering materials metallurgy fatigue

Nov 2 '16 at 23:58 Mark 5,293

5

votes

1

answer

92

views

How long does it take for two initially seperate fluids to reach a certain homogenity across their container?

fluid-mechanics diffusion

Mar 10 '16 at 23:05 CommunityBot 1

4

votes

3

answers

194

views

Do non-linear passive pneumatic throttles exist?

pneumatic

2d ago CommunityBot 1

3

votes

1

answer

2k

views

How to calculate the resulting temperature for a stream of air through a hot tube?

heat-transfer

Sep 24 '15 at 11:14 Algo 2,130

1

2

votes

2

answers

4k

views

What are characteristic values for a piston pump?

mechanical-engineering pumps

Aug 14 at 6:46 Muhammad Waqar 1

2

votes

1

answer

4k

views

What does "BSL Accuracy" mean?

sensors metrology

Feb 15 '16 at 12:33 John H. K. 1,598

1

0

votes

1

answer

69

views

What is the technical term for a document that contains the results of a final test for a specific product?

terminology quality-engineering industrial-engineering

Jul 29 '15 at 19:08 Air 3,211

Engineering Stack Exchange works best with JavaScript enabled