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    Thread: Combined pole installation
Post: RE: Combined pole installation
Noted, thanks for the explanation PJW.
 onestrangeday Module 6 4 20,618 23-07-2018, 04:38 AM
    Thread: Combined pole installation
Post: RE: Combined pole installation
PJW Wrote: (15-07-2018, 07:06 PM) -- onestrangeday Wrote: (15-07-2018, 03:10 PM) -- Hello Signalling Professional: I wonder does anyone ever seen a railway wayside signalling lamp installed in th...
 onestrangeday Module 6 4 20,618 16-07-2018, 02:07 AM
    Thread: Combined pole installation
Post: Combined pole installation
Hello Signalling Professional: I wonder does anyone ever seen a railway wayside signalling lamp installed in the same pole with other COM equipments such as CCTV, Wifi Antenna etc ?    I don't pers...
 onestrangeday Module 6 4 20,618 15-07-2018, 03:10 PM
    Thread: 3 types of NS1 relay
Post: 3 types of NS1 relay
Hello Signalling Professionals: Recently I have a chance to look the circuit diagram for these 3 different types of NS1 relays, they are N.S1-R-24-4.0.4, N.S1-L-24-4.0.4, N.S1-P-24-4.0.4.   Can a...
 onestrangeday Relays 3 16,979 06-01-2017, 05:44 AM
    Thread: UCR & USR relay interlocking circuit
Post: RE: UCR & USR relay interlocking circuit
Hi Peter: Thank you for your explanation I have understood the use of both relays and their associated relay status and meaning. Bill
 onestrangeday General Circuit Design 2 18,075 19-07-2016, 04:16 AM
    Thread: UCR & USR relay interlocking circuit
Post: UCR & USR relay interlocking circuit
Hi Signalling Professionals: Can anyone explain the function of UCR Route Check Relay and USR Route Stick Relay, and the purpose of those 2 circuits? and the meaning of these 2 relays when they are...
 onestrangeday General Circuit Design 2 18,075 11-07-2016, 11:11 AM
    Thread: queires...
Post: queires...
Dear Signalling Professionals: I have one queries, does any one knows the differences between crawlback and joback train movement? It's seems like they mean differently. Thanks W...
 onestrangeday Module 3 0 8,852 15-06-2016, 03:13 AM
    Thread: to show fouling point on the schem plan
Post: RE: to show fouling point on the schem plan
Hi Peter, it's my pleasure to hear from you again too!! Thank you for your reply and detailed explanation plus examples of scheme plan used in UK. Perhaps things are different in countries, where...
 onestrangeday Miscellaneous Module 2 Topics 4 36,192 22-07-2013, 09:38 AM
    Thread: to show fouling point on the schem plan
Post: to show fouling point on the schem plan
Dear Gentlemen: I would like to know how the fouling point is shown on the scheme plan? It's best to have an example of scheme plan if someone is willing to share around Thanks
 onestrangeday Miscellaneous Module 2 Topics 4 36,192 16-07-2013, 10:33 AM
    Thread: redundancy for track circuit
Post: RE: redundancy for track circuit
thanks for the information provided. The reason I ask for this question is that one of the track circuit system I've seen does have two receivers and two transmitters for same track circuit. (transmi...
 onestrangeday TC Calcs 7 42,097 02-01-2012, 05:26 AM
    Thread: Headway and signal spacing exercise
Post: RE: Headway and signal spacing exercise
Hi PJW: thanks for your information on mixed traffic railway. It would be quite interesting to see that if 'HS2' is actually implemented in UK in coming years. PJW Wrote: (31-12-2011, 0...
 onestrangeday General 4 28,875 02-01-2012, 05:05 AM
    Thread: redundancy for track circuit
Post: RE: redundancy for track circuit
Hi Peter: ok, I see, so there is actual implementation on using 'duplicating' system for train detection purpose. I agree that it is very important for the logic of system to decided which one is ...
 onestrangeday TC Calcs 7 42,097 30-12-2011, 02:55 AM
    Thread: redundancy for track circuit
Post: redundancy for track circuit
Hi Signalling Professionals: Recently, I have encountered a track circuit design philosophy which I have doubted the actual benefit that it brings to the railway system. is it better to implemen...
 onestrangeday TC Calcs 7 42,097 29-12-2011, 03:16 AM
    Thread: Headway and signal spacing exercise
Post: RE: Headway and signal spacing exercise
Hi PJW: Sure, no worries I understand what you have said, thanks for your comment and suggestion that it always helps me to learn alot. I think I know where I could make my improvements in order t...
 onestrangeday General 4 28,875 29-12-2011, 02:48 AM
    Thread: Headway and signal spacing exercise
Post: Headway and signal spacing exercise
Hi Signalling Professionals: The attached files are my another try for the headway and signal spacing calculation for a mixed line railway network. Please check my work, any comments or suggesti...
 onestrangeday General 4 28,875 28-12-2011, 03:34 PM
    Thread: Signal Spacing and headway calculation
Post: RE: Signal Spacing and headway calculation
Hi PJW: thanks for your reply and explanation. I understand what you have wrote. PJW Wrote: (05-12-2011, 02:20 PM) -- In case you are still confused by this subject, I shall try to answer...
 onestrangeday Calculations: Past papers & Exercises 6 60,625 06-12-2011, 03:06 AM
    Thread: Signalling the terminal exercise
Post: RE: Signalling the terminal exercise
Hi PJW: no worries, thanks for your comment and suggestion. I will move the signal is bit more back instead of 300m before the points. For the demarcation line shown on the layout, I will adjust ...
 onestrangeday Calculations: Past papers & Exercises 7 46,251 03-12-2011, 03:56 AM
    Thread: Signalling the terminal exercise
Post: RE: Signalling the terminal exercise
Hi PJW: Sure, many thanks. PJW Wrote: (24-11-2011, 08:05 AM) -- I am busy for next couple of days; I shall look at the weekend onestrangeday Wrote: (24-11-2011, 06:22 AM) -- Hi PJW: ...
 onestrangeday Calculations: Past papers & Exercises 7 46,251 24-11-2011, 11:35 AM
    Thread: Signalling the terminal exercise
Post: RE: Signalling the terminal exercise
Hi PJW: Thank you for taking time to review and check my work, yes it is helpful. I have modified my signalling layout and calculations please check my work. I agree that it is better to ass...
 onestrangeday Calculations: Past papers & Exercises 7 46,251 24-11-2011, 06:22 AM
    Thread: Signalling the terminal exercise
Post: Signalling the terminal exercise
Hi Signalling Professional: This time I have tried another exercise for signalling the terminal. Please check my work and calculation, I'd like to see whether I am on the right course or not. ...
 onestrangeday Calculations: Past papers & Exercises 7 46,251 21-11-2011, 02:37 AM