Erratum: Developments for medium-capacity urban public transport
1
have non-standard features in their interpretive Basic, especially in the control of the graphical display, so that microcomputer software can never be directly transportable. Experience of the use of Cycloid in the teaching environ- ment indicates that students like to use the system and that they are able to solve a large number of graded design prob- lems. The design example given in this paper indicates the satisfactory level the students can attain at the end of their formal instruction on Cycloid. 6 References 1 ROSENBROCK, H.H.: 'Computer-aided control system design' (Academic Press Inc. (London) Ltd., 1974) 2 BELLETRUTTI, J.J.: 'Computer-aided design and the character- istic locus method', IEE Conf. Publ. 96, 1973, pp. 79-86 3 SHEARER, B.R., DALY, K.C., GOODWIN, G.C. and WAITE, P.: 'A suite of programs for classical control systems design', ibid., pp. 113-118 4 SHANKAR, S., ATHERTON, D.P. and MACNEIL, D.G.: 'Computer aided design of control systems using a.p.l.', Pro- ceedings of the IFAC symposium on trends in automatic control education, Barcelona, 1977, pp. 170-189 5 FALLSIDE, F., PATEL, R.V. and SERAJI, H.: 'Interactive single-input system design using a graphics terminal', IEE Conf. Publ. 86, pp. 86-91 6 MUNRO, N.: 'Conversational mode c.a.d. of control systems using display terminals', ibid., pp. 418-431 7 ATKINSON, P.: 'Computer-aided design of closed-loop control systems'. Comput. AidedDes., 1972,4,120-128 8 ATKINSON, P.: 'Feedback control theory for engineers' (Heineman Educational Books, London, 1972, 2nd edn.) pp. 268-271 9 ATKINSON, P.: 'Feedback control theory for engineers', ibid., pp. 432-435 10 TRUXALL, J.G.: 'Automatic feedback control system synthesis' (McGraw Hill, New York, 1945) pp. 318-342 11 ASHWORTH, M.J. and TOWILL, D.R.: 'Computer-aided design of tracking systems', Radio and Electron. Eng., 1978, 48, pp. 479-492 12 WEST, J.C. and SOMERVILLE, M.J.: 'Integral control with torque limitation', Proc. IEE, 1956,103 C, 4, pp. 407-419 13 ALLEN, A.J. and ATKINSON, P.: 'Interactive design of sampled- data control systems'. IEE Conf. Publ. 96,1973, pp. 141-148 Errata CALVERLEY, H.B.: 'Developments for medium-capacity urban public transport', Proc. IEE, 1979, 126, 11R, pp. 1097-1125 The following errors occur in the printed text: Section 2.2, paragraph 3, line 5, 'pushing' should read 'push button' In Table 2, the following entries are all dependent on electricity: 'Trolley/battery', 'Trolley/I/C engine', 'Battery', 'Flywheel', 'I/C engine/battery' and 'I/C engine' In Table 3, column 5, row 5, '2-52' should read '1-52' Three lines from the bottom of Section 2.4, 'requirements' should read 'features' On p. 1102, four lines from the top of the right-hand column, 'Section 3.2.2. (ft)' should read 'Section 3.2.2. 00(0' In Table 8, the following errors occur: (i) column 2, row 2, 'copper' should read 'cobber' (ii) column 2, row 3, '1-signal copper' should read 'one line earthed' (iii) column 9, row 3, '7 kW should read 9-4 kW On p. 1113, the following errors occur in the left-hand column: (i) 12 lines down, 'one sixth of atmospheric pressure' is a pressure difference (ii) 12 lines down, 'energy' should read 'power' (iii) 13 lines down, '0-5 kJ' should read '0-5 kW/t' (iv) 23 lines down, 'controlled' should read 'main- tained' (v) 32 lines down, 'of should be deleted The words 'assumed parameter' should be deleted from the heading of column 1 on Table 12 Section 5.1, paragraph 7, line 7, 'and also tried in practise for' should read 'for electric traction with' In Table 13, the following errors occur: (i) column 1, row 5, 'DOT' should be referenced to Reference 22 (ii) column 1, row 6, '22' should read '11' (iii) column 1, rows 16,17 and 18, '1', '2' and '3' should read 'a', V and 'c', respectively (iv) the term '£m' should be at the top of columns 2 and 4 118 IEE PROC. Vol. 127, No. 2, Pt. A, MARCH 1980
Transcript of Erratum: Developments for medium-capacity urban public transport
have non-standard features in their interpretive Basic,especially in the control of the graphical display, so thatmicrocomputer software can never be directly transportable.
Experience of the use of Cycloid in the teaching environ-ment indicates that students like to use the system and thatthey are able to solve a large number of graded design prob-lems. The design example given in this paper indicates thesatisfactory level the students can attain at the end of theirformal instruction on Cycloid.
6 References
1 ROSENBROCK, H.H.: 'Computer-aided control system design'(Academic Press Inc. (London) Ltd., 1974)
2 BELLETRUTTI, J.J.: 'Computer-aided design and the character-istic locus method', IEE Conf. Publ. 96, 1973, pp. 79-86
3 SHEARER, B.R., DALY, K.C., GOODWIN, G.C. and WAITE,P.: 'A suite of programs for classical control systems design',ibid., pp. 113-118
4 SHANKAR, S., ATHERTON, D.P. and MACNEIL, D.G.:'Computer aided design of control systems using a.p.l.', Pro-
ceedings of the IFAC symposium on trends in automatic controleducation, Barcelona, 1977, pp. 170-189
5 FALLSIDE, F., PATEL, R.V. and SERAJI, H.: 'Interactivesingle-input system design using a graphics terminal', IEE Conf.Publ. 86, pp. 86-91
6 MUNRO, N.: 'Conversational mode c.a.d. of control systemsusing display terminals', ibid., pp. 418-431
7 ATKINSON, P.: 'Computer-aided design of closed-loop controlsystems'. Comput. AidedDes., 1972,4,120-128
8 ATKINSON, P.: 'Feedback control theory for engineers'(Heineman Educational Books, London, 1972, 2nd edn.) pp.268-271
9 ATKINSON, P.: 'Feedback control theory for engineers', ibid.,pp. 432-435
10 TRUXALL, J.G.: 'Automatic feedback control system synthesis'(McGraw Hill, New York, 1945) pp. 318-342
11 ASHWORTH, M.J. and TOWILL, D.R.: 'Computer-aided designof tracking systems', Radio and Electron. Eng., 1978, 48, pp.479-492
12 WEST, J.C. and SOMERVILLE, M.J.: 'Integral control withtorque limitation', Proc. IEE, 1956,103 C, 4, pp. 407-419
13 ALLEN, A.J. and ATKINSON, P.: 'Interactive design of sampled-data control systems'. IEE Conf. Publ. 96,1973, pp. 141-148
ErrataCALVERLEY, H.B.: 'Developments for medium-capacityurban public transport', Proc. IEE, 1979, 126, 11R, pp.1097-1125
The following errors occur in the printed text:
Section 2.2, paragraph 3, line 5, 'pushing' should read'push button'
In Table 2, the following entries are all dependent onelectricity: 'Trolley/battery', 'Trolley/I/C engine', 'Battery','Flywheel', 'I/C engine/battery' and 'I/C engine'
In Table 3, column 5, row 5, '2-52' should read '1-52'
Three lines from the bottom of Section 2.4, 'requirements'should read 'features'
On p. 1102, four lines from the top of the right-handcolumn, 'Section 3.2.2. (ft)' should read 'Section 3.2.2.00(0'In Table 8, the following errors occur:
(i) column 2, row 2, 'copper' should read 'cobber'(ii) column 2, row 3, '1-signal copper' should read
'one line earthed'(iii) column 9, row 3, '7 kW should read 9-4 kW
On p. 1113, the following errors occur in the left-handcolumn:
(i) 12 lines down, 'one sixth of atmospheric pressure'is a pressure difference
(ii) 12 lines down, 'energy' should read 'power'(iii) 13 lines down, '0-5 kJ' should read '0-5 kW/t'(iv) 23 lines down, 'controlled' should read 'main-
tained'(v) 32 lines down, 'of should be deleted
The words 'assumed parameter' should be deleted from theheading of column 1 on Table 12
Section 5.1, paragraph 7, line 7, 'and also tried in practisefor' should read 'for electric traction with'
In Table 13, the following errors occur:
(i) column 1, row 5, 'DOT' should be referenced toReference 22
(ii) column 1, row 6, '22' should read '11'(iii) column 1, rows 16,17 and 18, ' 1 ' , '2' and '3 ' should
read 'a', V and 'c', respectively(iv) the term '£m' should be at the top of columns 2
and 4
118 IEE PROC. Vol. 127, No. 2, Pt. A, MARCH 1980
